67654020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2039}}^1$

素因数の和:2137

約数の個数: 96

約数和(自身を含む): 219340800

約数和(自身を除く): 151686780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 79, 84, 105, 140, 158, 210, 237, 316, 395, 420, 474, 553, 790, 948, 1106, 1185, 1580, 1659, 2039, 2212, 2370, 2765, 3318, 4078, 4740, 5530, 6117, 6636, 8156, 8295, 10195, 11060, 12234, 14273, 16590, 20390, 24468, 28546, 30585, 33180, 40780, 42819, 57092, 61170, 71365, 85638, 122340, 142730, 161081, 171276, 214095, 285460, 322162, 428190, 483243, 644324, 805405, 856380, 966486, 1127567, 1610810, 1932972, 2255134, 2416215, 3221620, 3382701, 4510268, 4832430, 5637835, 6765402, 9664860, 11275670, 13530804, 16913505, 22551340, 33827010, 67654020]

約数ペア:

[(1, 67654020), (2, 33827010), (3, 22551340), (4, 16913505), (5, 13530804), (6, 11275670), (7, 9664860), (10, 6765402), (12, 5637835), (14, 4832430), (15, 4510268), (20, 3382701), (21, 3221620), (28, 2416215), (30, 2255134), (35, 1932972), (42, 1610810), (60, 1127567), (70, 966486), (79, 856380), (84, 805405), (105, 644324), (140, 483243), (158, 428190), (210, 322162), (237, 285460), (316, 214095), (395, 171276), (420, 161081), (474, 142730), (553, 122340), (790, 85638), (948, 71365), (1106, 61170), (1185, 57092), (1580, 42819), (1659, 40780), (2039, 33180), (2212, 30585), (2370, 28546), (2765, 24468), (3318, 20390), (4078, 16590), (4740, 14273), (5530, 12234), (6117, 11060), (6636, 10195), (8156, 8295)]