257532660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1093}}^1$

素因数の和:1143

約数の個数: 288

約数和(自身を含む): 1032175872

約数和(自身を除く): 774643212

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 17, 18, 20, 21, 22, 28, 30, 33, 34, 35, 36, 42, 44, 45, 51, 55, 60, 63, 66, 68, 70, 77, 84, 85, 90, 99, 102, 105, 110, 119, 126, 132, 140, 153, 154, 165, 170, 180, 187, 198, 204, 210, 220, 231, 238, 252, 255, 306, 308, 315, 330, 340, 357, 374, 385, 396, 420, 462, 476, 495, 510, 561, 595, 612, 630, 660, 693, 714, 748, 765, 770, 924, 935, 990, 1020, 1071, 1093, 1122, 1155, 1190, 1260, 1309, 1386, 1428, 1530, 1540, 1683, 1785, 1870, 1980, 2142, 2186, 2244, 2310, 2380, 2618, 2772, 2805, 3060, 3279, 3366, 3465, 3570, 3740, 3927, 4284, 4372, 4620, 5236, 5355, 5465, 5610, 6545, 6558, 6732, 6930, 7140, 7651, 7854, 8415, 9837, 10710, 10930, 11220, 11781, 12023, 13090, 13116, 13860, 15302, 15708, 16395, 16830, 18581, 19635, 19674, 21420, 21860, 22953, 23562, 24046, 26180, 30604, 32790, 33660, 36069, 37162, 38255, 39270, 39348, 45906, 47124, 48092, 49185, 55743, 58905, 60115, 65580, 68859, 72138, 74324, 76510, 78540, 84161, 91812, 92905, 98370, 108207, 111486, 114765, 117810, 120230, 130067, 137718, 144276, 153020, 167229, 168322, 180345, 185810, 196740, 204391, 216414, 222972, 229530, 235620, 240460, 252483, 260134, 275436, 278715, 334458, 336644, 344295, 360690, 371620, 390201, 408782, 420805, 432828, 459060, 504966, 520268, 541035, 557430, 613173, 650335, 668916, 688590, 721380, 757449, 780402, 817564, 836145, 841610, 1009932, 1021955, 1082070, 1114860, 1170603, 1226346, 1262415, 1300670, 1377180, 1430737, 1514898, 1560804, 1672290, 1683220, 1839519, 1951005, 2043910, 2164140, 2341206, 2452692, 2524830, 2601340, 2861474, 3029796, 3065865, 3344580, 3679038, 3787245, 3902010, 4087820, 4292211, 4682412, 5049660, 5722948, 5853015, 6131730, 7153685, 7358076, 7574490, 7804020, 8584422, 9197595, 11706030, 12263460, 12876633, 14307370, 15148980, 17168844, 18395190, 21461055, 23412060, 25753266, 28614740, 36790380, 42922110, 51506532, 64383165, 85844220, 128766330, 257532660]

約数ペア:

[(1, 257532660), (2, 128766330), (3, 85844220), (4, 64383165), (5, 51506532), (6, 42922110), (7, 36790380), (9, 28614740), (10, 25753266), (11, 23412060), (12, 21461055), (14, 18395190), (15, 17168844), (17, 15148980), (18, 14307370), (20, 12876633), (21, 12263460), (22, 11706030), (28, 9197595), (30, 8584422), (33, 7804020), (34, 7574490), (35, 7358076), (36, 7153685), (42, 6131730), (44, 5853015), (45, 5722948), (51, 5049660), (55, 4682412), (60, 4292211), (63, 4087820), (66, 3902010), (68, 3787245), (70, 3679038), (77, 3344580), (84, 3065865), (85, 3029796), (90, 2861474), (99, 2601340), (102, 2524830), (105, 2452692), (110, 2341206), (119, 2164140), (126, 2043910), (132, 1951005), (140, 1839519), (153, 1683220), (154, 1672290), (165, 1560804), (170, 1514898), (180, 1430737), (187, 1377180), (198, 1300670), (204, 1262415), (210, 1226346), (220, 1170603), (231, 1114860), (238, 1082070), (252, 1021955), (255, 1009932), (306, 841610), (308, 836145), (315, 817564), (330, 780402), (340, 757449), (357, 721380), (374, 688590), (385, 668916), (396, 650335), (420, 613173), (462, 557430), (476, 541035), (495, 520268), (510, 504966), (561, 459060), (595, 432828), (612, 420805), (630, 408782), (660, 390201), (693, 371620), (714, 360690), (748, 344295), (765, 336644), (770, 334458), (924, 278715), (935, 275436), (990, 260134), (1020, 252483), (1071, 240460), (1093, 235620), (1122, 229530), (1155, 222972), (1190, 216414), (1260, 204391), (1309, 196740), (1386, 185810), (1428, 180345), (1530, 168322), (1540, 167229), (1683, 153020), (1785, 144276), (1870, 137718), (1980, 130067), (2142, 120230), (2186, 117810), (2244, 114765), (2310, 111486), (2380, 108207), (2618, 98370), (2772, 92905), (2805, 91812), (3060, 84161), (3279, 78540), (3366, 76510), (3465, 74324), (3570, 72138), (3740, 68859), (3927, 65580), (4284, 60115), (4372, 58905), (4620, 55743), (5236, 49185), (5355, 48092), (5465, 47124), (5610, 45906), (6545, 39348), (6558, 39270), (6732, 38255), (6930, 37162), (7140, 36069), (7651, 33660), (7854, 32790), (8415, 30604), (9837, 26180), (10710, 24046), (10930, 23562), (11220, 22953), (11781, 21860), (12023, 21420), (13090, 19674), (13116, 19635), (13860, 18581), (15302, 16830), (15708, 16395)]