64793460

素因数分解:

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

素因数の和:625

約数の個数: 96

約数和(自身を含む): 193898880

約数和(自身を除く): 129105420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 139, 170, 204, 255, 278, 340, 417, 457, 510, 556, 695, 834, 914, 1020, 1371, 1390, 1668, 1828, 2085, 2285, 2363, 2742, 2780, 4170, 4570, 4726, 5484, 6855, 7089, 7769, 8340, 9140, 9452, 11815, 13710, 14178, 15538, 23307, 23630, 27420, 28356, 31076, 35445, 38845, 46614, 47260, 63523, 70890, 77690, 93228, 116535, 127046, 141780, 155380, 190569, 233070, 254092, 317615, 381138, 466140, 635230, 762276, 952845, 1079891, 1270460, 1905690, 2159782, 3239673, 3811380, 4319564, 5399455, 6479346, 10798910, 12958692, 16198365, 21597820, 32396730, 64793460]

約数ペア:

[(1, 64793460), (2, 32396730), (3, 21597820), (4, 16198365), (5, 12958692), (6, 10798910), (10, 6479346), (12, 5399455), (15, 4319564), (17, 3811380), (20, 3239673), (30, 2159782), (34, 1905690), (51, 1270460), (60, 1079891), (68, 952845), (85, 762276), (102, 635230), (139, 466140), (170, 381138), (204, 317615), (255, 254092), (278, 233070), (340, 190569), (417, 155380), (457, 141780), (510, 127046), (556, 116535), (695, 93228), (834, 77690), (914, 70890), (1020, 63523), (1371, 47260), (1390, 46614), (1668, 38845), (1828, 35445), (2085, 31076), (2285, 28356), (2363, 27420), (2742, 23630), (2780, 23307), (4170, 15538), (4570, 14178), (4726, 13710), (5484, 11815), (6855, 9452), (7089, 9140), (7769, 8340)]