123489080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{21589}}^1$

素因数の和:21624

約数の個数: 64

約数和(自身を含む): 326440800

約数和(自身を除く): 202951720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 21589, 43178, 86356, 107945, 172712, 215890, 237479, 280657, 431780, 474958, 561314, 863560, 949916, 1122628, 1187395, 1403285, 1899832, 2245256, 2374790, 2806570, 3087227, 4749580, 5613140, 6174454, 9499160, 11226280, 12348908, 15436135, 24697816, 30872270, 61744540, 123489080]

約数ペア:

[(1, 123489080), (2, 61744540), (4, 30872270), (5, 24697816), (8, 15436135), (10, 12348908), (11, 11226280), (13, 9499160), (20, 6174454), (22, 5613140), (26, 4749580), (40, 3087227), (44, 2806570), (52, 2374790), (55, 2245256), (65, 1899832), (88, 1403285), (104, 1187395), (110, 1122628), (130, 949916), (143, 863560), (220, 561314), (260, 474958), (286, 431780), (440, 280657), (520, 237479), (572, 215890), (715, 172712), (1144, 107945), (1430, 86356), (2860, 43178), (5720, 21589)]