42690270

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{257}}^1$

素因数の和:394

約数の個数: 96

約数和(自身を含む): 120706848

約数和(自身を除く): 78016578

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 113, 147, 210, 226, 245, 257, 294, 339, 490, 514, 565, 678, 735, 771, 791, 1130, 1285, 1470, 1542, 1582, 1695, 1799, 2373, 2570, 3390, 3598, 3855, 3955, 4746, 5397, 5537, 7710, 7910, 8995, 10794, 11074, 11865, 12593, 16611, 17990, 23730, 25186, 26985, 27685, 29041, 33222, 37779, 53970, 55370, 58082, 62965, 75558, 83055, 87123, 125930, 145205, 166110, 174246, 188895, 203287, 290410, 377790, 406574, 435615, 609861, 871230, 1016435, 1219722, 1423009, 2032870, 2846018, 3049305, 4269027, 6098610, 7115045, 8538054, 14230090, 21345135, 42690270]

約数ペア:

[(1, 42690270), (2, 21345135), (3, 14230090), (5, 8538054), (6, 7115045), (7, 6098610), (10, 4269027), (14, 3049305), (15, 2846018), (21, 2032870), (30, 1423009), (35, 1219722), (42, 1016435), (49, 871230), (70, 609861), (98, 435615), (105, 406574), (113, 377790), (147, 290410), (210, 203287), (226, 188895), (245, 174246), (257, 166110), (294, 145205), (339, 125930), (490, 87123), (514, 83055), (565, 75558), (678, 62965), (735, 58082), (771, 55370), (791, 53970), (1130, 37779), (1285, 33222), (1470, 29041), (1542, 27685), (1582, 26985), (1695, 25186), (1799, 23730), (2373, 17990), (2570, 16611), (3390, 12593), (3598, 11865), (3855, 11074), (3955, 10794), (4746, 8995), (5397, 7910), (5537, 7710)]