1401221680

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1\times {\mathrm{967}}^1$

素因数の和:1346

約数の個数: 80

約数和(自身を含む): 3327287040

約数和(自身を除く): 1926065360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 236, 295, 307, 472, 590, 614, 944, 967, 1180, 1228, 1535, 1934, 2360, 2456, 3070, 3868, 4720, 4835, 4912, 6140, 7736, 9670, 12280, 15472, 18113, 19340, 24560, 36226, 38680, 57053, 72452, 77360, 90565, 114106, 144904, 181130, 228212, 285265, 289808, 296869, 362260, 456424, 570530, 593738, 724520, 912848, 1141060, 1187476, 1449040, 1484345, 2282120, 2374952, 2968690, 4564240, 4749904, 5937380, 11874760, 17515271, 23749520, 35030542, 70061084, 87576355, 140122168, 175152710, 280244336, 350305420, 700610840, 1401221680]

約数ペア:

[(1, 1401221680), (2, 700610840), (4, 350305420), (5, 280244336), (8, 175152710), (10, 140122168), (16, 87576355), (20, 70061084), (40, 35030542), (59, 23749520), (80, 17515271), (118, 11874760), (236, 5937380), (295, 4749904), (307, 4564240), (472, 2968690), (590, 2374952), (614, 2282120), (944, 1484345), (967, 1449040), (1180, 1187476), (1228, 1141060), (1535, 912848), (1934, 724520), (2360, 593738), (2456, 570530), (3070, 456424), (3868, 362260), (4720, 296869), (4835, 289808), (4912, 285265), (6140, 228212), (7736, 181130), (9670, 144904), (12280, 114106), (15472, 90565), (18113, 77360), (19340, 72452), (24560, 57053), (36226, 38680)]