15743043940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{167729}}^1$

素因数の和:167789

約数の個数: 72

約数和(自身を含む): 37576216440

約数和(自身を除く): 21833172500

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 361, 380, 494, 722, 988, 1235, 1444, 1805, 2470, 3610, 4693, 4940, 7220, 9386, 18772, 23465, 46930, 93860, 167729, 335458, 670916, 838645, 1677290, 2180477, 3186851, 3354580, 4360954, 6373702, 8721908, 10902385, 12747404, 15934255, 21804770, 31868510, 41429063, 43609540, 60550169, 63737020, 82858126, 121100338, 165716252, 207145315, 242200676, 302750845, 414290630, 605501690, 787152197, 828581260, 1211003380, 1574304394, 3148608788, 3935760985, 7871521970, 15743043940]

約数ペア:

[(1, 15743043940), (2, 7871521970), (4, 3935760985), (5, 3148608788), (10, 1574304394), (13, 1211003380), (19, 828581260), (20, 787152197), (26, 605501690), (38, 414290630), (52, 302750845), (65, 242200676), (76, 207145315), (95, 165716252), (130, 121100338), (190, 82858126), (247, 63737020), (260, 60550169), (361, 43609540), (380, 41429063), (494, 31868510), (722, 21804770), (988, 15934255), (1235, 12747404), (1444, 10902385), (1805, 8721908), (2470, 6373702), (3610, 4360954), (4693, 3354580), (4940, 3186851), (7220, 2180477), (9386, 1677290), (18772, 838645), (23465, 670916), (46930, 335458), (93860, 167729)]