1813131120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{175691}}^1$

素因数の和:175750

約数の個数: 80

約数和(自身を含む): 5751453312

約数和(自身を除く): 3938322192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 10320, 175691, 351382, 527073, 702764, 878455, 1054146, 1405528, 1756910, 2108292, 2635365, 2811056, 3513820, 4216584, 5270730, 7027640, 7554713, 8433168, 10541460, 14055280, 15109426, 21082920, 22664139, 30218852, 37773565, 42165840, 45328278, 60437704, 75547130, 90656556, 113320695, 120875408, 151094260, 181313112, 226641390, 302188520, 362626224, 453282780, 604377040, 906565560, 1813131120]

約数ペア:

[(1, 1813131120), (2, 906565560), (3, 604377040), (4, 453282780), (5, 362626224), (6, 302188520), (8, 226641390), (10, 181313112), (12, 151094260), (15, 120875408), (16, 113320695), (20, 90656556), (24, 75547130), (30, 60437704), (40, 45328278), (43, 42165840), (48, 37773565), (60, 30218852), (80, 22664139), (86, 21082920), (120, 15109426), (129, 14055280), (172, 10541460), (215, 8433168), (240, 7554713), (258, 7027640), (344, 5270730), (430, 4216584), (516, 3513820), (645, 2811056), (688, 2635365), (860, 2108292), (1032, 1756910), (1290, 1405528), (1720, 1054146), (2064, 878455), (2580, 702764), (3440, 527073), (5160, 351382), (10320, 175691)]