64971120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1283}}^1$

素因数の和:1510

約数の個数: 80

約数和(自身を含む): 202522752

約数和(自身を除く): 137551632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 211, 240, 422, 633, 844, 1055, 1266, 1283, 1688, 2110, 2532, 2566, 3165, 3376, 3849, 4220, 5064, 5132, 6330, 6415, 7698, 8440, 10128, 10264, 12660, 12830, 15396, 16880, 19245, 20528, 25320, 25660, 30792, 38490, 50640, 51320, 61584, 76980, 102640, 153960, 270713, 307920, 541426, 812139, 1082852, 1353565, 1624278, 2165704, 2707130, 3248556, 4060695, 4331408, 5414260, 6497112, 8121390, 10828520, 12994224, 16242780, 21657040, 32485560, 64971120]

約数ペア:

[(1, 64971120), (2, 32485560), (3, 21657040), (4, 16242780), (5, 12994224), (6, 10828520), (8, 8121390), (10, 6497112), (12, 5414260), (15, 4331408), (16, 4060695), (20, 3248556), (24, 2707130), (30, 2165704), (40, 1624278), (48, 1353565), (60, 1082852), (80, 812139), (120, 541426), (211, 307920), (240, 270713), (422, 153960), (633, 102640), (844, 76980), (1055, 61584), (1266, 51320), (1283, 50640), (1688, 38490), (2110, 30792), (2532, 25660), (2566, 25320), (3165, 20528), (3376, 19245), (3849, 16880), (4220, 15396), (5064, 12830), (5132, 12660), (6330, 10264), (6415, 10128), (7698, 8440)]