42745120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:338

約数の個数: 96

約数和(自身を含む): 111585600

約数和(自身を除く): 68840480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 149, 160, 163, 176, 220, 298, 326, 352, 440, 596, 652, 745, 815, 880, 1192, 1304, 1490, 1630, 1639, 1760, 1793, 2384, 2608, 2980, 3260, 3278, 3586, 4768, 5216, 5960, 6520, 6556, 7172, 8195, 8965, 11920, 13040, 13112, 14344, 16390, 17930, 23840, 24287, 26080, 26224, 28688, 32780, 35860, 48574, 52448, 57376, 65560, 71720, 97148, 121435, 131120, 143440, 194296, 242870, 262240, 267157, 286880, 388592, 485740, 534314, 777184, 971480, 1068628, 1335785, 1942960, 2137256, 2671570, 3885920, 4274512, 5343140, 8549024, 10686280, 21372560, 42745120]

約数ペア:

[(1, 42745120), (2, 21372560), (4, 10686280), (5, 8549024), (8, 5343140), (10, 4274512), (11, 3885920), (16, 2671570), (20, 2137256), (22, 1942960), (32, 1335785), (40, 1068628), (44, 971480), (55, 777184), (80, 534314), (88, 485740), (110, 388592), (149, 286880), (160, 267157), (163, 262240), (176, 242870), (220, 194296), (298, 143440), (326, 131120), (352, 121435), (440, 97148), (596, 71720), (652, 65560), (745, 57376), (815, 52448), (880, 48574), (1192, 35860), (1304, 32780), (1490, 28688), (1630, 26224), (1639, 26080), (1760, 24287), (1793, 23840), (2384, 17930), (2608, 16390), (2980, 14344), (3260, 13112), (3278, 13040), (3586, 11920), (4768, 8965), (5216, 8195), (5960, 7172), (6520, 6556)]