64856820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{503}}^1$

素因数の和:829

約数の個数: 96

約数和(自身を含む): 208631808

約数和(自身を除く): 143774988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 307, 420, 503, 614, 921, 1006, 1228, 1509, 1535, 1842, 2012, 2149, 2515, 3018, 3070, 3521, 3684, 4298, 4605, 5030, 6036, 6140, 6447, 7042, 7545, 8596, 9210, 10060, 10563, 10745, 12894, 14084, 15090, 17605, 18420, 21126, 21490, 25788, 30180, 32235, 35210, 42252, 42980, 52815, 64470, 70420, 105630, 128940, 154421, 211260, 308842, 463263, 617684, 772105, 926526, 1080947, 1544210, 1853052, 2161894, 2316315, 3088420, 3242841, 4323788, 4632630, 5404735, 6485682, 9265260, 10809470, 12971364, 16214205, 21618940, 32428410, 64856820]

約数ペア:

[(1, 64856820), (2, 32428410), (3, 21618940), (4, 16214205), (5, 12971364), (6, 10809470), (7, 9265260), (10, 6485682), (12, 5404735), (14, 4632630), (15, 4323788), (20, 3242841), (21, 3088420), (28, 2316315), (30, 2161894), (35, 1853052), (42, 1544210), (60, 1080947), (70, 926526), (84, 772105), (105, 617684), (140, 463263), (210, 308842), (307, 211260), (420, 154421), (503, 128940), (614, 105630), (921, 70420), (1006, 64470), (1228, 52815), (1509, 42980), (1535, 42252), (1842, 35210), (2012, 32235), (2149, 30180), (2515, 25788), (3018, 21490), (3070, 21126), (3521, 18420), (3684, 17605), (4298, 15090), (4605, 14084), (5030, 12894), (6036, 10745), (6140, 10563), (6447, 10060), (7042, 9210), (7545, 8596)]