121874640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16381}}^1$

素因数の和:16428

約数の個数: 80

約数和(自身を含む): 390022656

約数和(自身を除く): 268148016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 16381, 32762, 49143, 65524, 81905, 98286, 131048, 163810, 196572, 245715, 262096, 327620, 393144, 491430, 507811, 655240, 786288, 982860, 1015622, 1310480, 1523433, 1965720, 2031244, 2539055, 3046866, 3931440, 4062488, 5078110, 6093732, 7617165, 8124976, 10156220, 12187464, 15234330, 20312440, 24374928, 30468660, 40624880, 60937320, 121874640]

約数ペア:

[(1, 121874640), (2, 60937320), (3, 40624880), (4, 30468660), (5, 24374928), (6, 20312440), (8, 15234330), (10, 12187464), (12, 10156220), (15, 8124976), (16, 7617165), (20, 6093732), (24, 5078110), (30, 4062488), (31, 3931440), (40, 3046866), (48, 2539055), (60, 2031244), (62, 1965720), (80, 1523433), (93, 1310480), (120, 1015622), (124, 982860), (155, 786288), (186, 655240), (240, 507811), (248, 491430), (310, 393144), (372, 327620), (465, 262096), (496, 245715), (620, 196572), (744, 163810), (930, 131048), (1240, 98286), (1488, 81905), (1860, 65524), (2480, 49143), (3720, 32762), (7440, 16381)]