60802140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{20681}}^1$

素因数の和:20707

約数の個数: 72

約数和(自身を含む): 198050832

約数和(自身を除く): 137248692

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 20681, 41362, 62043, 82724, 103405, 124086, 144767, 206810, 248172, 289534, 310215, 413620, 434301, 579068, 620430, 723835, 868602, 1013369, 1240860, 1447670, 1737204, 2026738, 2171505, 2895340, 3040107, 4053476, 4343010, 5066845, 6080214, 8686020, 10133690, 12160428, 15200535, 20267380, 30401070, 60802140]

約数ペア:

[(1, 60802140), (2, 30401070), (3, 20267380), (4, 15200535), (5, 12160428), (6, 10133690), (7, 8686020), (10, 6080214), (12, 5066845), (14, 4343010), (15, 4053476), (20, 3040107), (21, 2895340), (28, 2171505), (30, 2026738), (35, 1737204), (42, 1447670), (49, 1240860), (60, 1013369), (70, 868602), (84, 723835), (98, 620430), (105, 579068), (140, 434301), (147, 413620), (196, 310215), (210, 289534), (245, 248172), (294, 206810), (420, 144767), (490, 124086), (588, 103405), (735, 82724), (980, 62043), (1470, 41362), (2940, 20681)]