77775180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{659}}^1$

素因数の和:959

約数の個数: 96

約数和(自身を含む): 250145280

約数和(自身を除く): 172370100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 281, 420, 562, 659, 843, 1124, 1318, 1405, 1686, 1967, 1977, 2636, 2810, 3295, 3372, 3934, 3954, 4215, 4613, 5620, 5901, 6590, 7868, 7908, 8430, 9226, 9835, 9885, 11802, 13180, 13839, 16860, 18452, 19670, 19770, 23065, 23604, 27678, 29505, 39340, 39540, 46130, 55356, 59010, 69195, 92260, 118020, 138390, 185179, 276780, 370358, 555537, 740716, 925895, 1111074, 1296253, 1851790, 2222148, 2592506, 2777685, 3703580, 3888759, 5185012, 5555370, 6481265, 7777518, 11110740, 12962530, 15555036, 19443795, 25925060, 38887590, 77775180]

約数ペア:

[(1, 77775180), (2, 38887590), (3, 25925060), (4, 19443795), (5, 15555036), (6, 12962530), (7, 11110740), (10, 7777518), (12, 6481265), (14, 5555370), (15, 5185012), (20, 3888759), (21, 3703580), (28, 2777685), (30, 2592506), (35, 2222148), (42, 1851790), (60, 1296253), (70, 1111074), (84, 925895), (105, 740716), (140, 555537), (210, 370358), (281, 276780), (420, 185179), (562, 138390), (659, 118020), (843, 92260), (1124, 69195), (1318, 59010), (1405, 55356), (1686, 46130), (1967, 39540), (1977, 39340), (2636, 29505), (2810, 27678), (3295, 23604), (3372, 23065), (3934, 19770), (3954, 19670), (4215, 18452), (4613, 16860), (5620, 13839), (5901, 13180), (6590, 11802), (7868, 9885), (7908, 9835), (8430, 9226)]