138393840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{44357}}^1$

素因数の和:44386

約数の個数: 80

約数和(自身を含む): 462032928

約数和(自身を除く): 323639088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 44357, 88714, 133071, 177428, 221785, 266142, 354856, 443570, 532284, 576641, 665355, 709712, 887140, 1064568, 1153282, 1330710, 1729923, 1774280, 2129136, 2306564, 2661420, 2883205, 3459846, 3548560, 4613128, 5322840, 5766410, 6919692, 8649615, 9226256, 10645680, 11532820, 13839384, 17299230, 23065640, 27678768, 34598460, 46131280, 69196920, 138393840]

約数ペア:

[(1, 138393840), (2, 69196920), (3, 46131280), (4, 34598460), (5, 27678768), (6, 23065640), (8, 17299230), (10, 13839384), (12, 11532820), (13, 10645680), (15, 9226256), (16, 8649615), (20, 6919692), (24, 5766410), (26, 5322840), (30, 4613128), (39, 3548560), (40, 3459846), (48, 2883205), (52, 2661420), (60, 2306564), (65, 2129136), (78, 1774280), (80, 1729923), (104, 1330710), (120, 1153282), (130, 1064568), (156, 887140), (195, 709712), (208, 665355), (240, 576641), (260, 532284), (312, 443570), (390, 354856), (520, 266142), (624, 221785), (780, 177428), (1040, 133071), (1560, 88714), (3120, 44357)]