123247960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{16477}}^1$

素因数の和:16516

約数の個数: 64

約数和(自身を含む): 320332320

約数和(自身を除く): 197084360

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 16477, 32954, 65908, 82385, 131816, 164770, 181247, 280109, 329540, 362494, 560218, 659080, 724988, 906235, 1120436, 1400545, 1449976, 1812470, 2240872, 2801090, 3081199, 3624940, 5602180, 6162398, 7249880, 11204360, 12324796, 15405995, 24649592, 30811990, 61623980, 123247960]

約数ペア:

[(1, 123247960), (2, 61623980), (4, 30811990), (5, 24649592), (8, 15405995), (10, 12324796), (11, 11204360), (17, 7249880), (20, 6162398), (22, 5602180), (34, 3624940), (40, 3081199), (44, 2801090), (55, 2240872), (68, 1812470), (85, 1449976), (88, 1400545), (110, 1120436), (136, 906235), (170, 724988), (187, 659080), (220, 560218), (340, 362494), (374, 329540), (440, 280109), (680, 181247), (748, 164770), (935, 131816), (1496, 82385), (1870, 65908), (3740, 32954), (7480, 16477)]