66170120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:175

約数の個数: 128

約数和(自身を含む): 168791040

約数和(自身を除く): 102620920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 43, 62, 68, 73, 85, 86, 124, 136, 146, 155, 170, 172, 215, 248, 292, 310, 340, 344, 365, 430, 527, 584, 620, 680, 730, 731, 860, 1054, 1240, 1241, 1333, 1460, 1462, 1720, 2108, 2263, 2482, 2635, 2666, 2920, 2924, 3139, 3655, 4216, 4526, 4964, 5270, 5332, 5848, 6205, 6278, 6665, 7310, 9052, 9928, 10540, 10664, 11315, 12410, 12556, 13330, 14620, 15695, 18104, 21080, 22630, 22661, 24820, 25112, 26660, 29240, 31390, 38471, 45260, 45322, 49640, 53320, 53363, 62780, 76942, 90520, 90644, 97309, 106726, 113305, 125560, 153884, 181288, 192355, 194618, 213452, 226610, 266815, 307768, 384710, 389236, 426904, 453220, 486545, 533630, 769420, 778472, 906440, 973090, 1067260, 1538840, 1654253, 1946180, 2134520, 3308506, 3892360, 6617012, 8271265, 13234024, 16542530, 33085060, 66170120]

約数ペア:

[(1, 66170120), (2, 33085060), (4, 16542530), (5, 13234024), (8, 8271265), (10, 6617012), (17, 3892360), (20, 3308506), (31, 2134520), (34, 1946180), (40, 1654253), (43, 1538840), (62, 1067260), (68, 973090), (73, 906440), (85, 778472), (86, 769420), (124, 533630), (136, 486545), (146, 453220), (155, 426904), (170, 389236), (172, 384710), (215, 307768), (248, 266815), (292, 226610), (310, 213452), (340, 194618), (344, 192355), (365, 181288), (430, 153884), (527, 125560), (584, 113305), (620, 106726), (680, 97309), (730, 90644), (731, 90520), (860, 76942), (1054, 62780), (1240, 53363), (1241, 53320), (1333, 49640), (1460, 45322), (1462, 45260), (1720, 38471), (2108, 31390), (2263, 29240), (2482, 26660), (2635, 25112), (2666, 24820), (2920, 22661), (2924, 22630), (3139, 21080), (3655, 18104), (4216, 15695), (4526, 14620), (4964, 13330), (5270, 12556), (5332, 12410), (5848, 11315), (6205, 10664), (6278, 10540), (6665, 9928), (7310, 9052)]