242864388

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{751}}^1$

素因数の和:1465

約数の個数: 72

約数和(自身を含む): 662969216

約数和(自身を除く): 420104828

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 691, 751, 1382, 1502, 2073, 2253, 2764, 3004, 4146, 4506, 6219, 6759, 8292, 8983, 9012, 9763, 12438, 13518, 17966, 19526, 24876, 26949, 27036, 29289, 35932, 39052, 53898, 58578, 80847, 87867, 107796, 117156, 161694, 175734, 323388, 351468, 518941, 1037882, 1556823, 2075764, 3113646, 4670469, 6227292, 6746233, 9340938, 13492466, 18681876, 20238699, 26984932, 40477398, 60716097, 80954796, 121432194, 242864388]

約数ペア:

[(1, 242864388), (2, 121432194), (3, 80954796), (4, 60716097), (6, 40477398), (9, 26984932), (12, 20238699), (13, 18681876), (18, 13492466), (26, 9340938), (36, 6746233), (39, 6227292), (52, 4670469), (78, 3113646), (117, 2075764), (156, 1556823), (234, 1037882), (468, 518941), (691, 351468), (751, 323388), (1382, 175734), (1502, 161694), (2073, 117156), (2253, 107796), (2764, 87867), (3004, 80847), (4146, 58578), (4506, 53898), (6219, 39052), (6759, 35932), (8292, 29289), (8983, 27036), (9012, 26949), (9763, 24876), (12438, 19526), (13518, 17966)]