123302920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{4019}}^1$

素因数の和:4102

約数の個数: 64

約数和(自身を含む): 303912000

約数和(自身を除く): 180609080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 59, 65, 104, 118, 130, 236, 260, 295, 472, 520, 590, 767, 1180, 1534, 2360, 3068, 3835, 4019, 6136, 7670, 8038, 15340, 16076, 20095, 30680, 32152, 40190, 52247, 80380, 104494, 160760, 208988, 237121, 261235, 417976, 474242, 522470, 948484, 1044940, 1185605, 1896968, 2089880, 2371210, 3082573, 4742420, 6165146, 9484840, 12330292, 15412865, 24660584, 30825730, 61651460, 123302920]

約数ペア:

[(1, 123302920), (2, 61651460), (4, 30825730), (5, 24660584), (8, 15412865), (10, 12330292), (13, 9484840), (20, 6165146), (26, 4742420), (40, 3082573), (52, 2371210), (59, 2089880), (65, 1896968), (104, 1185605), (118, 1044940), (130, 948484), (236, 522470), (260, 474242), (295, 417976), (472, 261235), (520, 237121), (590, 208988), (767, 160760), (1180, 104494), (1534, 80380), (2360, 52247), (3068, 40190), (3835, 32152), (4019, 30680), (6136, 20095), (7670, 16076), (8038, 15340)]