64758840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{28403}}^1$

素因数の和:28436

約数の個数: 64

約数和(自身を含む): 204508800

約数和(自身を除く): 139749960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 28403, 56806, 85209, 113612, 142015, 170418, 227224, 284030, 340836, 426045, 539657, 568060, 681672, 852090, 1079314, 1136120, 1618971, 1704180, 2158628, 2698285, 3237942, 3408360, 4317256, 5396570, 6475884, 8094855, 10793140, 12951768, 16189710, 21586280, 32379420, 64758840]

約数ペア:

[(1, 64758840), (2, 32379420), (3, 21586280), (4, 16189710), (5, 12951768), (6, 10793140), (8, 8094855), (10, 6475884), (12, 5396570), (15, 4317256), (19, 3408360), (20, 3237942), (24, 2698285), (30, 2158628), (38, 1704180), (40, 1618971), (57, 1136120), (60, 1079314), (76, 852090), (95, 681672), (114, 568060), (120, 539657), (152, 426045), (190, 340836), (228, 284030), (285, 227224), (380, 170418), (456, 142015), (570, 113612), (760, 85209), (1140, 56806), (2280, 28403)]