30682760

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:458

約数の個数: 64

約数和(自身を含む): 72258480

約数和(自身を除く): 41575720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 53, 82, 106, 164, 205, 212, 265, 328, 353, 410, 424, 530, 706, 820, 1060, 1412, 1640, 1765, 2120, 2173, 2824, 3530, 4346, 7060, 8692, 10865, 14120, 14473, 17384, 18709, 21730, 28946, 37418, 43460, 57892, 72365, 74836, 86920, 93545, 115784, 144730, 149672, 187090, 289460, 374180, 578920, 748360, 767069, 1534138, 3068276, 3835345, 6136552, 7670690, 15341380, 30682760]

約数ペア:

[(1, 30682760), (2, 15341380), (4, 7670690), (5, 6136552), (8, 3835345), (10, 3068276), (20, 1534138), (40, 767069), (41, 748360), (53, 578920), (82, 374180), (106, 289460), (164, 187090), (205, 149672), (212, 144730), (265, 115784), (328, 93545), (353, 86920), (410, 74836), (424, 72365), (530, 57892), (706, 43460), (820, 37418), (1060, 28946), (1412, 21730), (1640, 18709), (1765, 17384), (2120, 14473), (2173, 14120), (2824, 10865), (3530, 8692), (4346, 7060)]