156919315540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{167}}^1\times {\mathrm{277999}}^1$

素因数の和:278201

約数の個数: 72

約数和(自身を含む): 358966944000

約数和(自身を除く): 202047628460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 167, 169, 260, 334, 338, 668, 676, 835, 845, 1670, 1690, 2171, 3340, 3380, 4342, 8684, 10855, 21710, 28223, 43420, 56446, 112892, 141115, 277999, 282230, 555998, 564460, 1111996, 1389995, 2779990, 3613987, 5559980, 7227974, 14455948, 18069935, 36139870, 46425833, 46981831, 72279740, 92851666, 93963662, 185703332, 187927324, 232129165, 234909155, 464258330, 469818310, 603535829, 928516660, 939636620, 1207071658, 2414143316, 3017679145, 6035358290, 7845965777, 12070716580, 15691931554, 31383863108, 39229828885, 78459657770, 156919315540]

約数ペア:

[(1, 156919315540), (2, 78459657770), (4, 39229828885), (5, 31383863108), (10, 15691931554), (13, 12070716580), (20, 7845965777), (26, 6035358290), (52, 3017679145), (65, 2414143316), (130, 1207071658), (167, 939636620), (169, 928516660), (260, 603535829), (334, 469818310), (338, 464258330), (668, 234909155), (676, 232129165), (835, 187927324), (845, 185703332), (1670, 93963662), (1690, 92851666), (2171, 72279740), (3340, 46981831), (3380, 46425833), (4342, 36139870), (8684, 18069935), (10855, 14455948), (21710, 7227974), (28223, 5559980), (43420, 3613987), (56446, 2779990), (112892, 1389995), (141115, 1111996), (277999, 564460), (282230, 555998)]