218386680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{42323}}^1$

素因数の和:42380

約数の個数: 64

約数和(自身を含む): 670412160

約数和(自身を除く): 452025480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 42323, 84646, 126969, 169292, 211615, 253938, 338584, 423230, 507876, 634845, 846460, 1015752, 1269690, 1692920, 1819889, 2539380, 3639778, 5078760, 5459667, 7279556, 9099445, 10919334, 14559112, 18198890, 21838668, 27298335, 36397780, 43677336, 54596670, 72795560, 109193340, 218386680]

約数ペア:

[(1, 218386680), (2, 109193340), (3, 72795560), (4, 54596670), (5, 43677336), (6, 36397780), (8, 27298335), (10, 21838668), (12, 18198890), (15, 14559112), (20, 10919334), (24, 9099445), (30, 7279556), (40, 5459667), (43, 5078760), (60, 3639778), (86, 2539380), (120, 1819889), (129, 1692920), (172, 1269690), (215, 1015752), (258, 846460), (344, 634845), (430, 507876), (516, 423230), (645, 338584), (860, 253938), (1032, 211615), (1290, 169292), (1720, 126969), (2580, 84646), (5160, 42323)]