12628140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{281}}^1$

素因数の和:407

約数の個数: 96

約数和(自身を含む): 40932864

約数和(自身を除く): 28304724

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 107, 140, 210, 214, 281, 321, 420, 428, 535, 562, 642, 749, 843, 1070, 1124, 1284, 1405, 1498, 1605, 1686, 1967, 2140, 2247, 2810, 2996, 3210, 3372, 3745, 3934, 4215, 4494, 5620, 5901, 6420, 7490, 7868, 8430, 8988, 9835, 11235, 11802, 14980, 16860, 19670, 22470, 23604, 29505, 30067, 39340, 44940, 59010, 60134, 90201, 118020, 120268, 150335, 180402, 210469, 300670, 360804, 420938, 451005, 601340, 631407, 841876, 902010, 1052345, 1262814, 1804020, 2104690, 2525628, 3157035, 4209380, 6314070, 12628140]

約数ペア:

[(1, 12628140), (2, 6314070), (3, 4209380), (4, 3157035), (5, 2525628), (6, 2104690), (7, 1804020), (10, 1262814), (12, 1052345), (14, 902010), (15, 841876), (20, 631407), (21, 601340), (28, 451005), (30, 420938), (35, 360804), (42, 300670), (60, 210469), (70, 180402), (84, 150335), (105, 120268), (107, 118020), (140, 90201), (210, 60134), (214, 59010), (281, 44940), (321, 39340), (420, 30067), (428, 29505), (535, 23604), (562, 22470), (642, 19670), (749, 16860), (843, 14980), (1070, 11802), (1124, 11235), (1284, 9835), (1405, 8988), (1498, 8430), (1605, 7868), (1686, 7490), (1967, 6420), (2140, 5901), (2247, 5620), (2810, 4494), (2996, 4215), (3210, 3934), (3372, 3745)]