179928340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{397}}^1$

素因数の和:497

約数の個数: 96

約数和(自身を含む): 423650304

約数和(自身を除く): 243721964

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 43, 62, 68, 85, 86, 124, 155, 170, 172, 215, 310, 340, 397, 430, 527, 620, 731, 794, 860, 1054, 1333, 1462, 1588, 1985, 2108, 2635, 2666, 2924, 3655, 3970, 5270, 5332, 6665, 6749, 7310, 7940, 10540, 12307, 13330, 13498, 14620, 17071, 22661, 24614, 26660, 26996, 33745, 34142, 45322, 49228, 61535, 67490, 68284, 85355, 90644, 113305, 123070, 134980, 170710, 209219, 226610, 246140, 290207, 341420, 418438, 453220, 529201, 580414, 836876, 1046095, 1058402, 1160828, 1451035, 2092190, 2116804, 2646005, 2902070, 4184380, 5292010, 5804140, 8996417, 10584020, 17992834, 35985668, 44982085, 89964170, 179928340]

約数ペア:

[(1, 179928340), (2, 89964170), (4, 44982085), (5, 35985668), (10, 17992834), (17, 10584020), (20, 8996417), (31, 5804140), (34, 5292010), (43, 4184380), (62, 2902070), (68, 2646005), (85, 2116804), (86, 2092190), (124, 1451035), (155, 1160828), (170, 1058402), (172, 1046095), (215, 836876), (310, 580414), (340, 529201), (397, 453220), (430, 418438), (527, 341420), (620, 290207), (731, 246140), (794, 226610), (860, 209219), (1054, 170710), (1333, 134980), (1462, 123070), (1588, 113305), (1985, 90644), (2108, 85355), (2635, 68284), (2666, 67490), (2924, 61535), (3655, 49228), (3970, 45322), (5270, 34142), (5332, 33745), (6665, 26996), (6749, 26660), (7310, 24614), (7940, 22661), (10540, 17071), (12307, 14620), (13330, 13498)]