217093240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:166

約数の個数: 256

約数和(自身を含む): 656409600

約数和(自身を除く): 439316360

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 43, 52, 56, 65, 70, 73, 76, 86, 91, 95, 104, 130, 133, 140, 146, 152, 172, 182, 190, 215, 247, 260, 266, 280, 292, 301, 344, 364, 365, 380, 430, 455, 494, 511, 520, 532, 559, 584, 602, 665, 728, 730, 760, 817, 860, 910, 949, 988, 1022, 1064, 1118, 1204, 1235, 1330, 1387, 1460, 1505, 1634, 1720, 1729, 1820, 1898, 1976, 2044, 2236, 2408, 2470, 2555, 2660, 2774, 2795, 2920, 3010, 3139, 3268, 3458, 3640, 3796, 3913, 4085, 4088, 4472, 4745, 4940, 5110, 5320, 5548, 5590, 5719, 6020, 6278, 6536, 6643, 6916, 6935, 7592, 7826, 8170, 8645, 9490, 9709, 9880, 10220, 10621, 11096, 11180, 11438, 12040, 12556, 13286, 13832, 13870, 15652, 15695, 16340, 17290, 18031, 18980, 19418, 19565, 20440, 21242, 21973, 22360, 22876, 25112, 26572, 27740, 28595, 31304, 31390, 32680, 33215, 34580, 36062, 37960, 38836, 39130, 40807, 42484, 43946, 45752, 48545, 53105, 53144, 55480, 57190, 59641, 62780, 66430, 69160, 72124, 74347, 77672, 78260, 81614, 84968, 87892, 90155, 97090, 106210, 109865, 114380, 119282, 125560, 126217, 132860, 144248, 148694, 156520, 163228, 175784, 180310, 194180, 204035, 212420, 219730, 228760, 238564, 252434, 265720, 285649, 297388, 298205, 326456, 360620, 371735, 388360, 408070, 417487, 424840, 439460, 477128, 504868, 571298, 594776, 596410, 631085, 721240, 743470, 775333, 816140, 834974, 878920, 1009736, 1142596, 1192820, 1262170, 1428245, 1486940, 1550666, 1632280, 1669948, 2087435, 2285192, 2385640, 2524340, 2856490, 2973880, 3101332, 3339896, 3876665, 4174870, 5048680, 5427331, 5712980, 6202664, 7753330, 8349740, 10854662, 11425960, 15506660, 16699480, 21709324, 27136655, 31013320, 43418648, 54273310, 108546620, 217093240]

約数ペア:

[(1, 217093240), (2, 108546620), (4, 54273310), (5, 43418648), (7, 31013320), (8, 27136655), (10, 21709324), (13, 16699480), (14, 15506660), (19, 11425960), (20, 10854662), (26, 8349740), (28, 7753330), (35, 6202664), (38, 5712980), (40, 5427331), (43, 5048680), (52, 4174870), (56, 3876665), (65, 3339896), (70, 3101332), (73, 2973880), (76, 2856490), (86, 2524340), (91, 2385640), (95, 2285192), (104, 2087435), (130, 1669948), (133, 1632280), (140, 1550666), (146, 1486940), (152, 1428245), (172, 1262170), (182, 1192820), (190, 1142596), (215, 1009736), (247, 878920), (260, 834974), (266, 816140), (280, 775333), (292, 743470), (301, 721240), (344, 631085), (364, 596410), (365, 594776), (380, 571298), (430, 504868), (455, 477128), (494, 439460), (511, 424840), (520, 417487), (532, 408070), (559, 388360), (584, 371735), (602, 360620), (665, 326456), (728, 298205), (730, 297388), (760, 285649), (817, 265720), (860, 252434), (910, 238564), (949, 228760), (988, 219730), (1022, 212420), (1064, 204035), (1118, 194180), (1204, 180310), (1235, 175784), (1330, 163228), (1387, 156520), (1460, 148694), (1505, 144248), (1634, 132860), (1720, 126217), (1729, 125560), (1820, 119282), (1898, 114380), (1976, 109865), (2044, 106210), (2236, 97090), (2408, 90155), (2470, 87892), (2555, 84968), (2660, 81614), (2774, 78260), (2795, 77672), (2920, 74347), (3010, 72124), (3139, 69160), (3268, 66430), (3458, 62780), (3640, 59641), (3796, 57190), (3913, 55480), (4085, 53144), (4088, 53105), (4472, 48545), (4745, 45752), (4940, 43946), (5110, 42484), (5320, 40807), (5548, 39130), (5590, 38836), (5719, 37960), (6020, 36062), (6278, 34580), (6536, 33215), (6643, 32680), (6916, 31390), (6935, 31304), (7592, 28595), (7826, 27740), (8170, 26572), (8645, 25112), (9490, 22876), (9709, 22360), (9880, 21973), (10220, 21242), (10621, 20440), (11096, 19565), (11180, 19418), (11438, 18980), (12040, 18031), (12556, 17290), (13286, 16340), (13832, 15695), (13870, 15652)]