280420712

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{14419}}^1$

素因数の和:14466

約数の個数: 64

約数和(自身を含む): 654091200

約数和(自身を除く): 373670488

約数列:

[1, 2, 4, 8, 11, 13, 17, 22, 26, 34, 44, 52, 68, 88, 104, 136, 143, 187, 221, 286, 374, 442, 572, 748, 884, 1144, 1496, 1768, 2431, 4862, 9724, 14419, 19448, 28838, 57676, 115352, 158609, 187447, 245123, 317218, 374894, 490246, 634436, 749788, 980492, 1268872, 1499576, 1960984, 2061917, 2696353, 3186599, 4123834, 5392706, 6373198, 8247668, 10785412, 12746396, 16495336, 21570824, 25492792, 35052589, 70105178, 140210356, 280420712]

約数ペア:

[(1, 280420712), (2, 140210356), (4, 70105178), (8, 35052589), (11, 25492792), (13, 21570824), (17, 16495336), (22, 12746396), (26, 10785412), (34, 8247668), (44, 6373198), (52, 5392706), (68, 4123834), (88, 3186599), (104, 2696353), (136, 2061917), (143, 1960984), (187, 1499576), (221, 1268872), (286, 980492), (374, 749788), (442, 634436), (572, 490246), (748, 374894), (884, 317218), (1144, 245123), (1496, 187447), (1768, 158609), (2431, 115352), (4862, 57676), (9724, 28838), (14419, 19448)]