308722960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{42407}}^1$

素因数の和:42440

約数の個数: 80

約数和(自身を含む): 883443456

約数和(自身を除く): 574720496

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 42407, 84814, 169628, 212035, 296849, 339256, 424070, 551291, 593698, 678512, 848140, 1102582, 1187396, 1484245, 1696280, 2205164, 2374792, 2756455, 2968490, 3392560, 3859037, 4410328, 4749584, 5512910, 5936980, 7718074, 8820656, 11025820, 11873960, 15436148, 19295185, 22051640, 23747920, 30872296, 38590370, 44103280, 61744592, 77180740, 154361480, 308722960]

約数ペア:

[(1, 308722960), (2, 154361480), (4, 77180740), (5, 61744592), (7, 44103280), (8, 38590370), (10, 30872296), (13, 23747920), (14, 22051640), (16, 19295185), (20, 15436148), (26, 11873960), (28, 11025820), (35, 8820656), (40, 7718074), (52, 5936980), (56, 5512910), (65, 4749584), (70, 4410328), (80, 3859037), (91, 3392560), (104, 2968490), (112, 2756455), (130, 2374792), (140, 2205164), (182, 1696280), (208, 1484245), (260, 1187396), (280, 1102582), (364, 848140), (455, 678512), (520, 593698), (560, 551291), (728, 424070), (910, 339256), (1040, 296849), (1456, 212035), (1820, 169628), (3640, 84814), (7280, 42407)]