64157520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{38189}}^1$

素因数の和:38212

約数の個数: 80

約数和(自身を含む): 227306880

約数和(自身を除く): 163149360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 38189, 76378, 114567, 152756, 190945, 229134, 267323, 305512, 381890, 458268, 534646, 572835, 611024, 763780, 801969, 916536, 1069292, 1145670, 1336615, 1527560, 1603938, 1833072, 2138584, 2291340, 2673230, 3055120, 3207876, 4009845, 4277168, 4582680, 5346460, 6415752, 8019690, 9165360, 10692920, 12831504, 16039380, 21385840, 32078760, 64157520]

約数ペア:

[(1, 64157520), (2, 32078760), (3, 21385840), (4, 16039380), (5, 12831504), (6, 10692920), (7, 9165360), (8, 8019690), (10, 6415752), (12, 5346460), (14, 4582680), (15, 4277168), (16, 4009845), (20, 3207876), (21, 3055120), (24, 2673230), (28, 2291340), (30, 2138584), (35, 1833072), (40, 1603938), (42, 1527560), (48, 1336615), (56, 1145670), (60, 1069292), (70, 916536), (80, 801969), (84, 763780), (105, 611024), (112, 572835), (120, 534646), (140, 458268), (168, 381890), (210, 305512), (240, 267323), (280, 229134), (336, 190945), (420, 152756), (560, 114567), (840, 76378), (1680, 38189)]