161705940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{491}}^1\times {\mathrm{499}}^1$

素因数の和:1013

約数の個数: 96

約数和(自身を含む): 495936000

約数和(自身を除く): 334230060

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 491, 499, 660, 982, 998, 1473, 1497, 1964, 1996, 2455, 2495, 2946, 2994, 4910, 4990, 5401, 5489, 5892, 5988, 7365, 7485, 9820, 9980, 10802, 10978, 14730, 14970, 16203, 16467, 21604, 21956, 27005, 27445, 29460, 29940, 32406, 32934, 54010, 54890, 64812, 65868, 81015, 82335, 108020, 109780, 162030, 164670, 245009, 324060, 329340, 490018, 735027, 980036, 1225045, 1470054, 2450090, 2695099, 2940108, 3675135, 4900180, 5390198, 7350270, 8085297, 10780396, 13475495, 14700540, 16170594, 26950990, 32341188, 40426485, 53901980, 80852970, 161705940]

約数ペア:

[(1, 161705940), (2, 80852970), (3, 53901980), (4, 40426485), (5, 32341188), (6, 26950990), (10, 16170594), (11, 14700540), (12, 13475495), (15, 10780396), (20, 8085297), (22, 7350270), (30, 5390198), (33, 4900180), (44, 3675135), (55, 2940108), (60, 2695099), (66, 2450090), (110, 1470054), (132, 1225045), (165, 980036), (220, 735027), (330, 490018), (491, 329340), (499, 324060), (660, 245009), (982, 164670), (998, 162030), (1473, 109780), (1497, 108020), (1964, 82335), (1996, 81015), (2455, 65868), (2495, 64812), (2946, 54890), (2994, 54010), (4910, 32934), (4990, 32406), (5401, 29940), (5489, 29460), (5892, 27445), (5988, 27005), (7365, 21956), (7485, 21604), (9820, 16467), (9980, 16203), (10802, 14970), (10978, 14730)]