81754620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{547}}^1$

素因数の和:659

約数の個数: 96

約数和(自身を含む): 238629888

約数和(自身を除く): 156875268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 53, 60, 94, 106, 141, 159, 188, 212, 235, 265, 282, 318, 470, 530, 547, 564, 636, 705, 795, 940, 1060, 1094, 1410, 1590, 1641, 2188, 2491, 2735, 2820, 3180, 3282, 4982, 5470, 6564, 7473, 8205, 9964, 10940, 12455, 14946, 16410, 24910, 25709, 28991, 29892, 32820, 37365, 49820, 51418, 57982, 74730, 77127, 86973, 102836, 115964, 128545, 144955, 149460, 154254, 173946, 257090, 289910, 308508, 347892, 385635, 434865, 514180, 579820, 771270, 869730, 1362577, 1542540, 1739460, 2725154, 4087731, 5450308, 6812885, 8175462, 13625770, 16350924, 20438655, 27251540, 40877310, 81754620]

約数ペア:

[(1, 81754620), (2, 40877310), (3, 27251540), (4, 20438655), (5, 16350924), (6, 13625770), (10, 8175462), (12, 6812885), (15, 5450308), (20, 4087731), (30, 2725154), (47, 1739460), (53, 1542540), (60, 1362577), (94, 869730), (106, 771270), (141, 579820), (159, 514180), (188, 434865), (212, 385635), (235, 347892), (265, 308508), (282, 289910), (318, 257090), (470, 173946), (530, 154254), (547, 149460), (564, 144955), (636, 128545), (705, 115964), (795, 102836), (940, 86973), (1060, 77127), (1094, 74730), (1410, 57982), (1590, 51418), (1641, 49820), (2188, 37365), (2491, 32820), (2735, 29892), (2820, 28991), (3180, 25709), (3282, 24910), (4982, 16410), (5470, 14946), (6564, 12455), (7473, 10940), (8205, 9964)]