71478840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4547}}^1$

素因数の和:4692

約数の個数: 64

約数和(自身を含む): 216120960

約数和(自身を除く): 144642120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2620, 3144, 3930, 4547, 5240, 7860, 9094, 13641, 15720, 18188, 22735, 27282, 36376, 45470, 54564, 68205, 90940, 109128, 136410, 181880, 272820, 545640, 595657, 1191314, 1786971, 2382628, 2978285, 3573942, 4765256, 5956570, 7147884, 8934855, 11913140, 14295768, 17869710, 23826280, 35739420, 71478840]

約数ペア:

[(1, 71478840), (2, 35739420), (3, 23826280), (4, 17869710), (5, 14295768), (6, 11913140), (8, 8934855), (10, 7147884), (12, 5956570), (15, 4765256), (20, 3573942), (24, 2978285), (30, 2382628), (40, 1786971), (60, 1191314), (120, 595657), (131, 545640), (262, 272820), (393, 181880), (524, 136410), (655, 109128), (786, 90940), (1048, 68205), (1310, 54564), (1572, 45470), (1965, 36376), (2620, 27282), (3144, 22735), (3930, 18188), (4547, 15720), (5240, 13641), (7860, 9094)]