259173840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:629

約数の個数: 160

約数和(自身を含む): 858695040

約数和(自身を除く): 599521200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 139, 170, 204, 240, 255, 272, 278, 340, 408, 417, 457, 510, 556, 680, 695, 816, 834, 914, 1020, 1112, 1360, 1371, 1390, 1668, 1828, 2040, 2085, 2224, 2285, 2363, 2742, 2780, 3336, 3656, 4080, 4170, 4570, 4726, 5484, 5560, 6672, 6855, 7089, 7312, 7769, 8340, 9140, 9452, 10968, 11120, 11815, 13710, 14178, 15538, 16680, 18280, 18904, 21936, 23307, 23630, 27420, 28356, 31076, 33360, 35445, 36560, 37808, 38845, 46614, 47260, 54840, 56712, 62152, 63523, 70890, 77690, 93228, 94520, 109680, 113424, 116535, 124304, 127046, 141780, 155380, 186456, 189040, 190569, 233070, 254092, 283560, 310760, 317615, 372912, 381138, 466140, 508184, 567120, 621520, 635230, 762276, 932280, 952845, 1016368, 1079891, 1270460, 1524552, 1864560, 1905690, 2159782, 2540920, 3049104, 3239673, 3811380, 4319564, 5081840, 5399455, 6479346, 7622760, 8639128, 10798910, 12958692, 15245520, 16198365, 17278256, 21597820, 25917384, 32396730, 43195640, 51834768, 64793460, 86391280, 129586920, 259173840]

約数ペア:

[(1, 259173840), (2, 129586920), (3, 86391280), (4, 64793460), (5, 51834768), (6, 43195640), (8, 32396730), (10, 25917384), (12, 21597820), (15, 17278256), (16, 16198365), (17, 15245520), (20, 12958692), (24, 10798910), (30, 8639128), (34, 7622760), (40, 6479346), (48, 5399455), (51, 5081840), (60, 4319564), (68, 3811380), (80, 3239673), (85, 3049104), (102, 2540920), (120, 2159782), (136, 1905690), (139, 1864560), (170, 1524552), (204, 1270460), (240, 1079891), (255, 1016368), (272, 952845), (278, 932280), (340, 762276), (408, 635230), (417, 621520), (457, 567120), (510, 508184), (556, 466140), (680, 381138), (695, 372912), (816, 317615), (834, 310760), (914, 283560), (1020, 254092), (1112, 233070), (1360, 190569), (1371, 189040), (1390, 186456), (1668, 155380), (1828, 141780), (2040, 127046), (2085, 124304), (2224, 116535), (2285, 113424), (2363, 109680), (2742, 94520), (2780, 93228), (3336, 77690), (3656, 70890), (4080, 63523), (4170, 62152), (4570, 56712), (4726, 54840), (5484, 47260), (5560, 46614), (6672, 38845), (6855, 37808), (7089, 36560), (7312, 35445), (7769, 33360), (8340, 31076), (9140, 28356), (9452, 27420), (10968, 23630), (11120, 23307), (11815, 21936), (13710, 18904), (14178, 18280), (15538, 16680)]