65838480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{691}}^1$

素因数の和:1104

約数の個数: 80

約数和(自身を含む): 204909504

約数和(自身を除く): 139071024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 397, 691, 794, 1191, 1382, 1588, 1985, 2073, 2382, 2764, 3176, 3455, 3970, 4146, 4764, 5528, 5955, 6352, 6910, 7940, 8292, 9528, 10365, 11056, 11910, 13820, 15880, 16584, 19056, 20730, 23820, 27640, 31760, 33168, 41460, 47640, 55280, 82920, 95280, 165840, 274327, 548654, 822981, 1097308, 1371635, 1645962, 2194616, 2743270, 3291924, 4114905, 4389232, 5486540, 6583848, 8229810, 10973080, 13167696, 16459620, 21946160, 32919240, 65838480]

約数ペア:

[(1, 65838480), (2, 32919240), (3, 21946160), (4, 16459620), (5, 13167696), (6, 10973080), (8, 8229810), (10, 6583848), (12, 5486540), (15, 4389232), (16, 4114905), (20, 3291924), (24, 2743270), (30, 2194616), (40, 1645962), (48, 1371635), (60, 1097308), (80, 822981), (120, 548654), (240, 274327), (397, 165840), (691, 95280), (794, 82920), (1191, 55280), (1382, 47640), (1588, 41460), (1985, 33168), (2073, 31760), (2382, 27640), (2764, 23820), (3176, 20730), (3455, 19056), (3970, 16584), (4146, 15880), (4764, 13820), (5528, 11910), (5955, 11056), (6352, 10365), (6910, 9528), (7940, 8292)]