8640870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1789}}^1$

素因数の和:1829

約数の個数: 64

約数和(自身を含む): 24744960

約数和(自身を除く): 16104090

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 115, 138, 161, 210, 230, 322, 345, 483, 690, 805, 966, 1610, 1789, 2415, 3578, 4830, 5367, 8945, 10734, 12523, 17890, 25046, 26835, 37569, 41147, 53670, 62615, 75138, 82294, 123441, 125230, 187845, 205735, 246882, 288029, 375690, 411470, 576058, 617205, 864087, 1234410, 1440145, 1728174, 2880290, 4320435, 8640870]

約数ペア:

[(1, 8640870), (2, 4320435), (3, 2880290), (5, 1728174), (6, 1440145), (7, 1234410), (10, 864087), (14, 617205), (15, 576058), (21, 411470), (23, 375690), (30, 288029), (35, 246882), (42, 205735), (46, 187845), (69, 125230), (70, 123441), (105, 82294), (115, 75138), (138, 62615), (161, 53670), (210, 41147), (230, 37569), (322, 26835), (345, 25046), (483, 17890), (690, 12523), (805, 10734), (966, 8945), (1610, 5367), (1789, 4830), (2415, 3578)]