202012680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1381}}^1$

素因数の和:1471

約数の個数: 128

約数和(自身を含む): 644785920

約数和(自身を除く): 442773240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 53, 60, 69, 92, 106, 115, 120, 138, 159, 184, 212, 230, 265, 276, 318, 345, 424, 460, 530, 552, 636, 690, 795, 920, 1060, 1219, 1272, 1380, 1381, 1590, 2120, 2438, 2760, 2762, 3180, 3657, 4143, 4876, 5524, 6095, 6360, 6905, 7314, 8286, 9752, 11048, 12190, 13810, 14628, 16572, 18285, 20715, 24380, 27620, 29256, 31763, 33144, 36570, 41430, 48760, 55240, 63526, 73140, 73193, 82860, 95289, 127052, 146280, 146386, 158815, 165720, 190578, 219579, 254104, 292772, 317630, 365965, 381156, 439158, 476445, 585544, 635260, 731930, 762312, 878316, 952890, 1097895, 1270520, 1463860, 1683439, 1756632, 1905780, 2195790, 2927720, 3366878, 3811560, 4391580, 5050317, 6733756, 8417195, 8783160, 10100634, 13467512, 16834390, 20201268, 25251585, 33668780, 40402536, 50503170, 67337560, 101006340, 202012680]

約数ペア:

[(1, 202012680), (2, 101006340), (3, 67337560), (4, 50503170), (5, 40402536), (6, 33668780), (8, 25251585), (10, 20201268), (12, 16834390), (15, 13467512), (20, 10100634), (23, 8783160), (24, 8417195), (30, 6733756), (40, 5050317), (46, 4391580), (53, 3811560), (60, 3366878), (69, 2927720), (92, 2195790), (106, 1905780), (115, 1756632), (120, 1683439), (138, 1463860), (159, 1270520), (184, 1097895), (212, 952890), (230, 878316), (265, 762312), (276, 731930), (318, 635260), (345, 585544), (424, 476445), (460, 439158), (530, 381156), (552, 365965), (636, 317630), (690, 292772), (795, 254104), (920, 219579), (1060, 190578), (1219, 165720), (1272, 158815), (1380, 146386), (1381, 146280), (1590, 127052), (2120, 95289), (2438, 82860), (2760, 73193), (2762, 73140), (3180, 63526), (3657, 55240), (4143, 48760), (4876, 41430), (5524, 36570), (6095, 33144), (6360, 31763), (6905, 29256), (7314, 27620), (8286, 24380), (9752, 20715), (11048, 18285), (12190, 16572), (13810, 14628)]