13980720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4481}}^1$

素因数の和:4510

約数の個数: 80

約数和(自身を含む): 46684512

約数和(自身を除く): 32703792

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, 4481, 8962, 13443, 17924, 22405, 26886, 35848, 44810, 53772, 58253, 67215, 71696, 89620, 107544, 116506, 134430, 174759, 179240, 215088, 233012, 268860, 291265, 349518, 358480, 466024, 537720, 582530, 699036, 873795, 932048, 1075440, 1165060, 1398072, 1747590, 2330120, 2796144, 3495180, 4660240, 6990360, 13980720]

約数ペア:

[(1, 13980720), (2, 6990360), (3, 4660240), (4, 3495180), (5, 2796144), (6, 2330120), (8, 1747590), (10, 1398072), (12, 1165060), (13, 1075440), (15, 932048), (16, 873795), (20, 699036), (24, 582530), (26, 537720), (30, 466024), (39, 358480), (40, 349518), (48, 291265), (52, 268860), (60, 233012), (65, 215088), (78, 179240), (80, 174759), (104, 134430), (120, 116506), (130, 107544), (156, 89620), (195, 71696), (208, 67215), (240, 58253), (260, 53772), (312, 44810), (390, 35848), (520, 26886), (624, 22405), (780, 17924), (1040, 13443), (1560, 8962), (3120, 4481)]