128427768

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1231}}^1$

素因数の和:1279

約数の個数: 160

約数和(自身を含む): 429327360

約数和(自身を除く): 300899592

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 27, 28, 36, 42, 46, 54, 56, 63, 69, 72, 81, 84, 92, 108, 126, 138, 161, 162, 168, 184, 189, 207, 216, 252, 276, 322, 324, 378, 414, 483, 504, 552, 567, 621, 644, 648, 756, 828, 966, 1134, 1231, 1242, 1288, 1449, 1512, 1656, 1863, 1932, 2268, 2462, 2484, 2898, 3693, 3726, 3864, 4347, 4536, 4924, 4968, 5796, 7386, 7452, 8617, 8694, 9848, 11079, 11592, 13041, 14772, 14904, 17234, 17388, 22158, 25851, 26082, 28313, 29544, 33237, 34468, 34776, 44316, 51702, 52164, 56626, 66474, 68936, 77553, 84939, 88632, 99711, 103404, 104328, 113252, 132948, 155106, 169878, 198191, 199422, 206808, 226504, 232659, 254817, 265896, 310212, 339756, 396382, 398844, 465318, 509634, 594573, 620424, 679512, 697977, 764451, 792764, 797688, 930636, 1019268, 1189146, 1395954, 1528902, 1585528, 1783719, 1861272, 2038536, 2293353, 2378292, 2791908, 3057804, 3567438, 4586706, 4756584, 5351157, 5583816, 6115608, 7134876, 9173412, 10702314, 14269752, 16053471, 18346824, 21404628, 32106942, 42809256, 64213884, 128427768]

約数ペア:

[(1, 128427768), (2, 64213884), (3, 42809256), (4, 32106942), (6, 21404628), (7, 18346824), (8, 16053471), (9, 14269752), (12, 10702314), (14, 9173412), (18, 7134876), (21, 6115608), (23, 5583816), (24, 5351157), (27, 4756584), (28, 4586706), (36, 3567438), (42, 3057804), (46, 2791908), (54, 2378292), (56, 2293353), (63, 2038536), (69, 1861272), (72, 1783719), (81, 1585528), (84, 1528902), (92, 1395954), (108, 1189146), (126, 1019268), (138, 930636), (161, 797688), (162, 792764), (168, 764451), (184, 697977), (189, 679512), (207, 620424), (216, 594573), (252, 509634), (276, 465318), (322, 398844), (324, 396382), (378, 339756), (414, 310212), (483, 265896), (504, 254817), (552, 232659), (567, 226504), (621, 206808), (644, 199422), (648, 198191), (756, 169878), (828, 155106), (966, 132948), (1134, 113252), (1231, 104328), (1242, 103404), (1288, 99711), (1449, 88632), (1512, 84939), (1656, 77553), (1863, 68936), (1932, 66474), (2268, 56626), (2462, 52164), (2484, 51702), (2898, 44316), (3693, 34776), (3726, 34468), (3864, 33237), (4347, 29544), (4536, 28313), (4924, 26082), (4968, 25851), (5796, 22158), (7386, 17388), (7452, 17234), (8617, 14904), (8694, 14772), (9848, 13041), (11079, 11592)]