257482680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:143

約数の個数: 512

約数和(自身を含む): 1074124800

約数和(自身を除く): 816642120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 17, 19, 20, 21, 24, 26, 28, 30, 34, 35, 38, 39, 40, 42, 51, 52, 56, 57, 60, 65, 68, 70, 73, 76, 78, 84, 85, 91, 95, 102, 104, 105, 114, 119, 120, 130, 133, 136, 140, 146, 152, 156, 168, 170, 182, 190, 195, 204, 210, 219, 221, 228, 238, 247, 255, 260, 266, 273, 280, 285, 292, 312, 323, 340, 357, 364, 365, 380, 390, 399, 408, 420, 438, 442, 455, 456, 476, 494, 510, 511, 520, 532, 546, 570, 584, 595, 646, 663, 665, 680, 714, 728, 730, 741, 760, 780, 798, 840, 876, 884, 910, 949, 952, 969, 988, 1020, 1022, 1064, 1092, 1095, 1105, 1140, 1190, 1235, 1241, 1292, 1326, 1330, 1365, 1387, 1428, 1460, 1482, 1533, 1547, 1560, 1596, 1615, 1729, 1752, 1768, 1785, 1820, 1898, 1938, 1976, 1995, 2040, 2044, 2184, 2190, 2210, 2261, 2280, 2380, 2470, 2482, 2555, 2584, 2652, 2660, 2730, 2774, 2847, 2856, 2920, 2964, 3066, 3094, 3192, 3230, 3315, 3458, 3570, 3640, 3705, 3723, 3796, 3876, 3990, 4088, 4161, 4199, 4380, 4420, 4522, 4641, 4745, 4760, 4845, 4940, 4964, 5110, 5187, 5304, 5320, 5460, 5548, 5694, 5928, 6132, 6188, 6205, 6460, 6630, 6643, 6783, 6916, 6935, 7140, 7410, 7446, 7592, 7665, 7735, 7752, 7980, 8322, 8398, 8645, 8687, 8760, 8840, 9044, 9282, 9490, 9690, 9709, 9880, 9928, 10220, 10374, 10920, 11096, 11305, 11388, 12264, 12376, 12410, 12597, 12920, 13260, 13286, 13566, 13832, 13870, 14235, 14280, 14820, 14892, 15330, 15470, 15960, 16133, 16644, 16796, 17290, 17374, 18031, 18088, 18564, 18615, 18980, 19380, 19418, 19929, 20440, 20748, 20805, 20995, 22610, 22776, 23205, 23579, 24820, 25194, 25935, 26061, 26520, 26572, 27132, 27740, 28470, 29127, 29393, 29640, 29784, 30660, 30940, 32266, 33215, 33288, 33592, 33915, 34580, 34748, 36062, 37128, 37230, 37960, 38760, 38836, 39858, 41496, 41610, 41990, 43435, 45220, 46410, 47158, 48399, 48545, 49640, 50388, 51870, 52122, 53144, 54093, 54264, 55480, 56940, 58254, 58786, 61320, 61880, 62985, 64532, 66430, 67830, 69160, 69496, 70737, 72124, 74460, 77672, 79716, 80665, 83220, 83980, 86870, 88179, 90155, 90440, 92820, 94316, 96798, 97090, 99645, 100776, 103740, 104244, 108186, 112931, 113880, 116508, 117572, 117895, 125970, 126217, 129064, 130305, 132860, 135660, 141474, 144248, 145635, 146965, 148920, 159432, 161330, 165053, 166440, 167960, 173740, 176358, 180310, 185640, 188632, 193596, 194180, 199290, 207480, 208488, 216372, 225862, 233016, 235144, 235790, 241995, 251940, 252434, 260610, 265720, 270465, 271320, 282948, 291270, 293930, 306527, 322660, 330106, 338793, 347480, 352716, 353685, 360620, 378651, 387192, 388360, 398580, 432744, 440895, 451724, 471580, 483990, 495159, 503880, 504868, 521220, 540930, 564655, 565896, 582540, 587860, 613054, 631085, 645320, 660212, 677586, 705432, 707370, 721240, 757302, 797160, 825265, 881790, 903448, 919581, 943160, 967980, 990318, 1009736, 1042440, 1081860, 1129310, 1165080, 1175720, 1226108, 1262170, 1320424, 1355172, 1414740, 1514604, 1532635, 1650530, 1693965, 1763580, 1839162, 1893255, 1935960, 1980636, 2145689, 2163720, 2258620, 2452216, 2475795, 2524340, 2710344, 2829480, 3029208, 3065270, 3301060, 3387930, 3527160, 3678324, 3786510, 3961272, 4291378, 4517240, 4597905, 4951590, 5048680, 6130540, 6437067, 6602120, 6775860, 7356648, 7573020, 8582756, 9195810, 9903180, 10728445, 12261080, 12874134, 13551720, 15146040, 17165512, 18391620, 19806360, 21456890, 25748268, 32185335, 36783240, 42913780, 51496536, 64370670, 85827560, 128741340, 257482680]

約数ペア:

[(1, 257482680), (2, 128741340), (3, 85827560), (4, 64370670), (5, 51496536), (6, 42913780), (7, 36783240), (8, 32185335), (10, 25748268), (12, 21456890), (13, 19806360), (14, 18391620), (15, 17165512), (17, 15146040), (19, 13551720), (20, 12874134), (21, 12261080), (24, 10728445), (26, 9903180), (28, 9195810), (30, 8582756), (34, 7573020), (35, 7356648), (38, 6775860), (39, 6602120), (40, 6437067), (42, 6130540), (51, 5048680), (52, 4951590), (56, 4597905), (57, 4517240), (60, 4291378), (65, 3961272), (68, 3786510), (70, 3678324), (73, 3527160), (76, 3387930), (78, 3301060), (84, 3065270), (85, 3029208), (91, 2829480), (95, 2710344), (102, 2524340), (104, 2475795), (105, 2452216), (114, 2258620), (119, 2163720), (120, 2145689), (130, 1980636), (133, 1935960), (136, 1893255), (140, 1839162), (146, 1763580), (152, 1693965), (156, 1650530), (168, 1532635), (170, 1514604), (182, 1414740), (190, 1355172), (195, 1320424), (204, 1262170), (210, 1226108), (219, 1175720), (221, 1165080), (228, 1129310), (238, 1081860), (247, 1042440), (255, 1009736), (260, 990318), (266, 967980), (273, 943160), (280, 919581), (285, 903448), (292, 881790), (312, 825265), (323, 797160), (340, 757302), (357, 721240), (364, 707370), (365, 705432), (380, 677586), (390, 660212), (399, 645320), (408, 631085), (420, 613054), (438, 587860), (442, 582540), (455, 565896), (456, 564655), (476, 540930), (494, 521220), (510, 504868), (511, 503880), (520, 495159), (532, 483990), (546, 471580), (570, 451724), (584, 440895), (595, 432744), (646, 398580), (663, 388360), (665, 387192), (680, 378651), (714, 360620), (728, 353685), (730, 352716), (741, 347480), (760, 338793), (780, 330106), (798, 322660), (840, 306527), (876, 293930), (884, 291270), (910, 282948), (949, 271320), (952, 270465), (969, 265720), (988, 260610), (1020, 252434), (1022, 251940), (1064, 241995), (1092, 235790), (1095, 235144), (1105, 233016), (1140, 225862), (1190, 216372), (1235, 208488), (1241, 207480), (1292, 199290), (1326, 194180), (1330, 193596), (1365, 188632), (1387, 185640), (1428, 180310), (1460, 176358), (1482, 173740), (1533, 167960), (1547, 166440), (1560, 165053), (1596, 161330), (1615, 159432), (1729, 148920), (1752, 146965), (1768, 145635), (1785, 144248), (1820, 141474), (1898, 135660), (1938, 132860), (1976, 130305), (1995, 129064), (2040, 126217), (2044, 125970), (2184, 117895), (2190, 117572), (2210, 116508), (2261, 113880), (2280, 112931), (2380, 108186), (2470, 104244), (2482, 103740), (2555, 100776), (2584, 99645), (2652, 97090), (2660, 96798), (2730, 94316), (2774, 92820), (2847, 90440), (2856, 90155), (2920, 88179), (2964, 86870), (3066, 83980), (3094, 83220), (3192, 80665), (3230, 79716), (3315, 77672), (3458, 74460), (3570, 72124), (3640, 70737), (3705, 69496), (3723, 69160), (3796, 67830), (3876, 66430), (3990, 64532), (4088, 62985), (4161, 61880), (4199, 61320), (4380, 58786), (4420, 58254), (4522, 56940), (4641, 55480), (4745, 54264), (4760, 54093), (4845, 53144), (4940, 52122), (4964, 51870), (5110, 50388), (5187, 49640), (5304, 48545), (5320, 48399), (5460, 47158), (5548, 46410), (5694, 45220), (5928, 43435), (6132, 41990), (6188, 41610), (6205, 41496), (6460, 39858), (6630, 38836), (6643, 38760), (6783, 37960), (6916, 37230), (6935, 37128), (7140, 36062), (7410, 34748), (7446, 34580), (7592, 33915), (7665, 33592), (7735, 33288), (7752, 33215), (7980, 32266), (8322, 30940), (8398, 30660), (8645, 29784), (8687, 29640), (8760, 29393), (8840, 29127), (9044, 28470), (9282, 27740), (9490, 27132), (9690, 26572), (9709, 26520), (9880, 26061), (9928, 25935), (10220, 25194), (10374, 24820), (10920, 23579), (11096, 23205), (11305, 22776), (11388, 22610), (12264, 20995), (12376, 20805), (12410, 20748), (12597, 20440), (12920, 19929), (13260, 19418), (13286, 19380), (13566, 18980), (13832, 18615), (13870, 18564), (14235, 18088), (14280, 18031), (14820, 17374), (14892, 17290), (15330, 16796), (15470, 16644), (15960, 16133)]