74795280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{211}}^2$

素因数の和:445

約数の個数: 120

約数和(自身を含む): 266250816

約数和(自身を除く): 191455536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 211, 240, 280, 336, 420, 422, 560, 633, 840, 844, 1055, 1266, 1477, 1680, 1688, 2110, 2532, 2954, 3165, 3376, 4220, 4431, 5064, 5908, 6330, 7385, 8440, 8862, 10128, 11816, 12660, 14770, 16880, 17724, 22155, 23632, 25320, 29540, 35448, 44310, 44521, 50640, 59080, 70896, 88620, 89042, 118160, 133563, 177240, 178084, 222605, 267126, 311647, 354480, 356168, 445210, 534252, 623294, 667815, 712336, 890420, 934941, 1068504, 1246588, 1335630, 1558235, 1780840, 1869882, 2137008, 2493176, 2671260, 3116470, 3561680, 3739764, 4674705, 4986352, 5342520, 6232940, 7479528, 9349410, 10685040, 12465880, 14959056, 18698820, 24931760, 37397640, 74795280]

約数ペア:

[(1, 74795280), (2, 37397640), (3, 24931760), (4, 18698820), (5, 14959056), (6, 12465880), (7, 10685040), (8, 9349410), (10, 7479528), (12, 6232940), (14, 5342520), (15, 4986352), (16, 4674705), (20, 3739764), (21, 3561680), (24, 3116470), (28, 2671260), (30, 2493176), (35, 2137008), (40, 1869882), (42, 1780840), (48, 1558235), (56, 1335630), (60, 1246588), (70, 1068504), (80, 934941), (84, 890420), (105, 712336), (112, 667815), (120, 623294), (140, 534252), (168, 445210), (210, 356168), (211, 354480), (240, 311647), (280, 267126), (336, 222605), (420, 178084), (422, 177240), (560, 133563), (633, 118160), (840, 89042), (844, 88620), (1055, 70896), (1266, 59080), (1477, 50640), (1680, 44521), (1688, 44310), (2110, 35448), (2532, 29540), (2954, 25320), (3165, 23632), (3376, 22155), (4220, 17724), (4431, 16880), (5064, 14770), (5908, 12660), (6330, 11816), (7385, 10128), (8440, 8862)]