72873840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23357}}^1$

素因数の和:23386

約数の個数: 80

約数和(自身を含む): 243296928

約数和(自身を除く): 170423088

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, 23357, 46714, 70071, 93428, 116785, 140142, 186856, 233570, 280284, 303641, 350355, 373712, 467140, 560568, 607282, 700710, 910923, 934280, 1121136, 1214564, 1401420, 1518205, 1821846, 1868560, 2429128, 2802840, 3036410, 3643692, 4554615, 4858256, 5605680, 6072820, 7287384, 9109230, 12145640, 14574768, 18218460, 24291280, 36436920, 72873840]

約数ペア:

[(1, 72873840), (2, 36436920), (3, 24291280), (4, 18218460), (5, 14574768), (6, 12145640), (8, 9109230), (10, 7287384), (12, 6072820), (13, 5605680), (15, 4858256), (16, 4554615), (20, 3643692), (24, 3036410), (26, 2802840), (30, 2429128), (39, 1868560), (40, 1821846), (48, 1518205), (52, 1401420), (60, 1214564), (65, 1121136), (78, 934280), (80, 910923), (104, 700710), (120, 607282), (130, 560568), (156, 467140), (195, 373712), (208, 350355), (240, 303641), (260, 280284), (312, 233570), (390, 186856), (520, 140142), (624, 116785), (780, 93428), (1040, 70071), (1560, 46714), (3120, 23357)]