138491880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{631}}^1$

素因数の和:735

約数の個数: 128

約数和(自身を含む): 436838400

約数和(自身を除く): 298346520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 59, 60, 62, 93, 118, 120, 124, 155, 177, 186, 236, 248, 295, 310, 354, 372, 465, 472, 590, 620, 631, 708, 744, 885, 930, 1180, 1240, 1262, 1416, 1770, 1829, 1860, 1893, 2360, 2524, 3155, 3540, 3658, 3720, 3786, 5048, 5487, 6310, 7080, 7316, 7572, 9145, 9465, 10974, 12620, 14632, 15144, 18290, 18930, 19561, 21948, 25240, 27435, 36580, 37229, 37860, 39122, 43896, 54870, 58683, 73160, 74458, 75720, 78244, 97805, 109740, 111687, 117366, 148916, 156488, 186145, 195610, 219480, 223374, 234732, 293415, 297832, 372290, 391220, 446748, 469464, 558435, 586830, 744580, 782440, 893496, 1116870, 1154099, 1173660, 1489160, 2233740, 2308198, 2347320, 3462297, 4467480, 4616396, 5770495, 6924594, 9232792, 11540990, 13849188, 17311485, 23081980, 27698376, 34622970, 46163960, 69245940, 138491880]

約数ペア:

[(1, 138491880), (2, 69245940), (3, 46163960), (4, 34622970), (5, 27698376), (6, 23081980), (8, 17311485), (10, 13849188), (12, 11540990), (15, 9232792), (20, 6924594), (24, 5770495), (30, 4616396), (31, 4467480), (40, 3462297), (59, 2347320), (60, 2308198), (62, 2233740), (93, 1489160), (118, 1173660), (120, 1154099), (124, 1116870), (155, 893496), (177, 782440), (186, 744580), (236, 586830), (248, 558435), (295, 469464), (310, 446748), (354, 391220), (372, 372290), (465, 297832), (472, 293415), (590, 234732), (620, 223374), (631, 219480), (708, 195610), (744, 186145), (885, 156488), (930, 148916), (1180, 117366), (1240, 111687), (1262, 109740), (1416, 97805), (1770, 78244), (1829, 75720), (1860, 74458), (1893, 73160), (2360, 58683), (2524, 54870), (3155, 43896), (3540, 39122), (3658, 37860), (3720, 37229), (3786, 36580), (5048, 27435), (5487, 25240), (6310, 21948), (7080, 19561), (7316, 18930), (7572, 18290), (9145, 15144), (9465, 14632), (10974, 12620)]