326290440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{5471}}^1$

素因数の和:5563

約数の個数: 128

約数和(自身を含む): 1134673920

約数和(自身を除く): 808383480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 420, 426, 497, 568, 710, 840, 852, 994, 1065, 1420, 1491, 1704, 1988, 2130, 2485, 2840, 2982, 3976, 4260, 4970, 5471, 5964, 7455, 8520, 9940, 10942, 11928, 14910, 16413, 19880, 21884, 27355, 29820, 32826, 38297, 43768, 54710, 59640, 65652, 76594, 82065, 109420, 114891, 131304, 153188, 164130, 191485, 218840, 229782, 306376, 328260, 382970, 388441, 459564, 574455, 656520, 765940, 776882, 919128, 1148910, 1165323, 1531880, 1553764, 1942205, 2297820, 2330646, 2719087, 3107528, 3884410, 4595640, 4661292, 5438174, 5826615, 7768820, 8157261, 9322584, 10876348, 11653230, 13595435, 15537640, 16314522, 21752696, 23306460, 27190870, 32629044, 40786305, 46612920, 54381740, 65258088, 81572610, 108763480, 163145220, 326290440]

約数ペア:

[(1, 326290440), (2, 163145220), (3, 108763480), (4, 81572610), (5, 65258088), (6, 54381740), (7, 46612920), (8, 40786305), (10, 32629044), (12, 27190870), (14, 23306460), (15, 21752696), (20, 16314522), (21, 15537640), (24, 13595435), (28, 11653230), (30, 10876348), (35, 9322584), (40, 8157261), (42, 7768820), (56, 5826615), (60, 5438174), (70, 4661292), (71, 4595640), (84, 3884410), (105, 3107528), (120, 2719087), (140, 2330646), (142, 2297820), (168, 1942205), (210, 1553764), (213, 1531880), (280, 1165323), (284, 1148910), (355, 919128), (420, 776882), (426, 765940), (497, 656520), (568, 574455), (710, 459564), (840, 388441), (852, 382970), (994, 328260), (1065, 306376), (1420, 229782), (1491, 218840), (1704, 191485), (1988, 164130), (2130, 153188), (2485, 131304), (2840, 114891), (2982, 109420), (3976, 82065), (4260, 76594), (4970, 65652), (5471, 59640), (5964, 54710), (7455, 43768), (8520, 38297), (9940, 32826), (10942, 29820), (11928, 27355), (14910, 21884), (16413, 19880)]