64703240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{3449}}^1$

素因数の和:3534

約数の個数: 64

約数和(自身を含む): 168912000

約数和(自身を除く): 104208760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 67, 70, 134, 140, 268, 280, 335, 469, 536, 670, 938, 1340, 1876, 2345, 2680, 3449, 3752, 4690, 6898, 9380, 13796, 17245, 18760, 24143, 27592, 34490, 48286, 68980, 96572, 120715, 137960, 193144, 231083, 241430, 462166, 482860, 924332, 965720, 1155415, 1617581, 1848664, 2310830, 3235162, 4621660, 6470324, 8087905, 9243320, 12940648, 16175810, 32351620, 64703240]

約数ペア:

[(1, 64703240), (2, 32351620), (4, 16175810), (5, 12940648), (7, 9243320), (8, 8087905), (10, 6470324), (14, 4621660), (20, 3235162), (28, 2310830), (35, 1848664), (40, 1617581), (56, 1155415), (67, 965720), (70, 924332), (134, 482860), (140, 462166), (268, 241430), (280, 231083), (335, 193144), (469, 137960), (536, 120715), (670, 96572), (938, 68980), (1340, 48286), (1876, 34490), (2345, 27592), (2680, 24143), (3449, 18760), (3752, 17245), (4690, 13796), (6898, 9380)]