12866730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:239

約数の個数: 64

約数和(自身を含む): 32140800

約数和(自身を除く): 19274070

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 79, 89, 122, 158, 178, 183, 237, 267, 305, 366, 395, 445, 474, 534, 610, 790, 890, 915, 1185, 1335, 1830, 2370, 2670, 4819, 5429, 7031, 9638, 10858, 14062, 14457, 16287, 21093, 24095, 27145, 28914, 32574, 35155, 42186, 48190, 54290, 70310, 72285, 81435, 105465, 144570, 162870, 210930, 428891, 857782, 1286673, 2144455, 2573346, 4288910, 6433365, 12866730]

約数ペア:

[(1, 12866730), (2, 6433365), (3, 4288910), (5, 2573346), (6, 2144455), (10, 1286673), (15, 857782), (30, 428891), (61, 210930), (79, 162870), (89, 144570), (122, 105465), (158, 81435), (178, 72285), (183, 70310), (237, 54290), (267, 48190), (305, 42186), (366, 35155), (395, 32574), (445, 28914), (474, 27145), (534, 24095), (610, 21093), (790, 16287), (890, 14457), (915, 14062), (1185, 10858), (1335, 9638), (1830, 7031), (2370, 5429), (2670, 4819)]