181870297940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{379}}^1\times {\mathrm{6689}}^1$

素因数の和:7305

約数の個数: 96

約数和(自身を含む): 407443478400

約数和(自身を除く): 225573180460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 211, 340, 379, 422, 758, 844, 1055, 1516, 1895, 2110, 3587, 3790, 4220, 6443, 6689, 7174, 7580, 12886, 13378, 14348, 17935, 25772, 26756, 32215, 33445, 35870, 64430, 66890, 71740, 79969, 113713, 128860, 133780, 159938, 227426, 319876, 399845, 454852, 568565, 799690, 1137130, 1359473, 1411379, 1599380, 2274260, 2535131, 2718946, 2822758, 5070262, 5437892, 5645516, 6797365, 7056895, 10140524, 12675655, 13594730, 14113790, 23993443, 25351310, 27189460, 28227580, 43097227, 47986886, 50702620, 86194454, 95973772, 119967215, 172388908, 215486135, 239934430, 430972270, 479868860, 534912641, 861944540, 1069825282, 2139650564, 2674563205, 5349126410, 9093514897, 10698252820, 18187029794, 36374059588, 45467574485, 90935148970, 181870297940]

約数ペア:

[(1, 181870297940), (2, 90935148970), (4, 45467574485), (5, 36374059588), (10, 18187029794), (17, 10698252820), (20, 9093514897), (34, 5349126410), (68, 2674563205), (85, 2139650564), (170, 1069825282), (211, 861944540), (340, 534912641), (379, 479868860), (422, 430972270), (758, 239934430), (844, 215486135), (1055, 172388908), (1516, 119967215), (1895, 95973772), (2110, 86194454), (3587, 50702620), (3790, 47986886), (4220, 43097227), (6443, 28227580), (6689, 27189460), (7174, 25351310), (7580, 23993443), (12886, 14113790), (13378, 13594730), (14348, 12675655), (17935, 10140524), (25772, 7056895), (26756, 6797365), (32215, 5645516), (33445, 5437892), (35870, 5070262), (64430, 2822758), (66890, 2718946), (71740, 2535131), (79969, 2274260), (113713, 1599380), (128860, 1411379), (133780, 1359473), (159938, 1137130), (227426, 799690), (319876, 568565), (399845, 454852)]