207957160

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1\times {\mathrm{421}}^1$

素因数の和:718

約数の個数: 64

約数和(自身を含む): 479915280

約数和(自身を除く): 271958120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 233, 265, 421, 424, 466, 530, 842, 932, 1060, 1165, 1684, 1864, 2105, 2120, 2330, 3368, 4210, 4660, 8420, 9320, 12349, 16840, 22313, 24698, 44626, 49396, 61745, 89252, 98093, 98792, 111565, 123490, 178504, 196186, 223130, 246980, 392372, 446260, 490465, 493960, 784744, 892520, 980930, 1961860, 3923720, 5198929, 10397858, 20795716, 25994645, 41591432, 51989290, 103978580, 207957160]

約数ペア:

[(1, 207957160), (2, 103978580), (4, 51989290), (5, 41591432), (8, 25994645), (10, 20795716), (20, 10397858), (40, 5198929), (53, 3923720), (106, 1961860), (212, 980930), (233, 892520), (265, 784744), (421, 493960), (424, 490465), (466, 446260), (530, 392372), (842, 246980), (932, 223130), (1060, 196186), (1165, 178504), (1684, 123490), (1864, 111565), (2105, 98792), (2120, 98093), (2330, 89252), (3368, 61745), (4210, 49396), (4660, 44626), (8420, 24698), (9320, 22313), (12349, 16840)]