128961456

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12157}}^1$

素因数の和:12198

約数の個数: 80

約数和(自身を含む): 379913184

約数和(自身を除く): 250951728

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 34, 39, 48, 51, 52, 68, 78, 102, 104, 136, 156, 204, 208, 221, 272, 312, 408, 442, 624, 663, 816, 884, 1326, 1768, 2652, 3536, 5304, 10608, 12157, 24314, 36471, 48628, 72942, 97256, 145884, 158041, 194512, 206669, 291768, 316082, 413338, 474123, 583536, 620007, 632164, 826676, 948246, 1240014, 1264328, 1653352, 1896492, 2480028, 2528656, 2686697, 3306704, 3792984, 4960056, 5373394, 7585968, 8060091, 9920112, 10746788, 16120182, 21493576, 32240364, 42987152, 64480728, 128961456]

約数ペア:

[(1, 128961456), (2, 64480728), (3, 42987152), (4, 32240364), (6, 21493576), (8, 16120182), (12, 10746788), (13, 9920112), (16, 8060091), (17, 7585968), (24, 5373394), (26, 4960056), (34, 3792984), (39, 3306704), (48, 2686697), (51, 2528656), (52, 2480028), (68, 1896492), (78, 1653352), (102, 1264328), (104, 1240014), (136, 948246), (156, 826676), (204, 632164), (208, 620007), (221, 583536), (272, 474123), (312, 413338), (408, 316082), (442, 291768), (624, 206669), (663, 194512), (816, 158041), (884, 145884), (1326, 97256), (1768, 72942), (2652, 48628), (3536, 36471), (5304, 24314), (10608, 12157)]