80807280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{14639}}^1$

素因数の和:14678

約数の個数: 80

約数和(自身を含む): 261411840

約数和(自身を除く): 180604560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 14639, 29278, 43917, 58556, 73195, 87834, 117112, 146390, 175668, 219585, 234224, 292780, 336697, 351336, 439170, 585560, 673394, 702672, 878340, 1010091, 1171120, 1346788, 1683485, 1756680, 2020182, 2693576, 3366970, 3513360, 4040364, 5050455, 5387152, 6733940, 8080728, 10100910, 13467880, 16161456, 20201820, 26935760, 40403640, 80807280]

約数ペア:

[(1, 80807280), (2, 40403640), (3, 26935760), (4, 20201820), (5, 16161456), (6, 13467880), (8, 10100910), (10, 8080728), (12, 6733940), (15, 5387152), (16, 5050455), (20, 4040364), (23, 3513360), (24, 3366970), (30, 2693576), (40, 2020182), (46, 1756680), (48, 1683485), (60, 1346788), (69, 1171120), (80, 1010091), (92, 878340), (115, 702672), (120, 673394), (138, 585560), (184, 439170), (230, 351336), (240, 336697), (276, 292780), (345, 234224), (368, 219585), (460, 175668), (552, 146390), (690, 117112), (920, 87834), (1104, 73195), (1380, 58556), (1840, 43917), (2760, 29278), (5520, 14639)]