18258360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2143}}^1$

素因数の和:2228

約数の個数: 64

約数和(自身を含む): 55572480

約数和(自身を除く): 37314120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2143, 2840, 4260, 4286, 6429, 8520, 8572, 10715, 12858, 17144, 21430, 25716, 32145, 42860, 51432, 64290, 85720, 128580, 152153, 257160, 304306, 456459, 608612, 760765, 912918, 1217224, 1521530, 1825836, 2282295, 3043060, 3651672, 4564590, 6086120, 9129180, 18258360]

約数ペア:

[(1, 18258360), (2, 9129180), (3, 6086120), (4, 4564590), (5, 3651672), (6, 3043060), (8, 2282295), (10, 1825836), (12, 1521530), (15, 1217224), (20, 912918), (24, 760765), (30, 608612), (40, 456459), (60, 304306), (71, 257160), (120, 152153), (142, 128580), (213, 85720), (284, 64290), (355, 51432), (426, 42860), (568, 32145), (710, 25716), (852, 21430), (1065, 17144), (1420, 12858), (1704, 10715), (2130, 8572), (2143, 8520), (2840, 6429), (4260, 4286)]