255885160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{10861}}^1$

素因数の和:10922

約数の個数: 64

約数和(自身を含む): 625651200

約数和(自身を除く): 369766040

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2356, 2945, 4712, 5890, 10861, 11780, 21722, 23560, 43444, 54305, 86888, 108610, 206359, 217220, 336691, 412718, 434440, 673382, 825436, 1031795, 1346764, 1650872, 1683455, 2063590, 2693528, 3366910, 4127180, 6397129, 6733820, 8254360, 12794258, 13467640, 25588516, 31985645, 51177032, 63971290, 127942580, 255885160]

約数ペア:

[(1, 255885160), (2, 127942580), (4, 63971290), (5, 51177032), (8, 31985645), (10, 25588516), (19, 13467640), (20, 12794258), (31, 8254360), (38, 6733820), (40, 6397129), (62, 4127180), (76, 3366910), (95, 2693528), (124, 2063590), (152, 1683455), (155, 1650872), (190, 1346764), (248, 1031795), (310, 825436), (380, 673382), (589, 434440), (620, 412718), (760, 336691), (1178, 217220), (1240, 206359), (2356, 108610), (2945, 86888), (4712, 54305), (5890, 43444), (10861, 23560), (11780, 21722)]