72868290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:488

約数の個数: 128

約数和(自身を含む): 209018880

約数和(自身を除く): 136150590

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 30, 31, 33, 34, 51, 55, 62, 66, 85, 93, 102, 110, 155, 165, 170, 186, 187, 255, 310, 330, 341, 374, 419, 465, 510, 527, 561, 682, 838, 930, 935, 1023, 1054, 1122, 1257, 1581, 1705, 1870, 2046, 2095, 2514, 2635, 2805, 3162, 3410, 4190, 4609, 5115, 5270, 5610, 5797, 6285, 7123, 7905, 9218, 10230, 11594, 12570, 12989, 13827, 14246, 15810, 17391, 21369, 23045, 25978, 27654, 28985, 34782, 35615, 38967, 42738, 46090, 57970, 64945, 69135, 71230, 77934, 78353, 86955, 106845, 129890, 138270, 142879, 156706, 173910, 194835, 213690, 220813, 235059, 285758, 389670, 391765, 428637, 441626, 470118, 662439, 714395, 783530, 857274, 1104065, 1175295, 1324878, 1428790, 2143185, 2208130, 2350590, 2428943, 3312195, 4286370, 4857886, 6624390, 7286829, 12144715, 14573658, 24289430, 36434145, 72868290]

約数ペア:

[(1, 72868290), (2, 36434145), (3, 24289430), (5, 14573658), (6, 12144715), (10, 7286829), (11, 6624390), (15, 4857886), (17, 4286370), (22, 3312195), (30, 2428943), (31, 2350590), (33, 2208130), (34, 2143185), (51, 1428790), (55, 1324878), (62, 1175295), (66, 1104065), (85, 857274), (93, 783530), (102, 714395), (110, 662439), (155, 470118), (165, 441626), (170, 428637), (186, 391765), (187, 389670), (255, 285758), (310, 235059), (330, 220813), (341, 213690), (374, 194835), (419, 173910), (465, 156706), (510, 142879), (527, 138270), (561, 129890), (682, 106845), (838, 86955), (930, 78353), (935, 77934), (1023, 71230), (1054, 69135), (1122, 64945), (1257, 57970), (1581, 46090), (1705, 42738), (1870, 38967), (2046, 35615), (2095, 34782), (2514, 28985), (2635, 27654), (2805, 25978), (3162, 23045), (3410, 21369), (4190, 17391), (4609, 15810), (5115, 14246), (5270, 13827), (5610, 12989), (5797, 12570), (6285, 11594), (7123, 10230), (7905, 9218)]