15757980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2207}}^1$

素因数の和:2243

約数の個数: 96

約数和(自身を含む): 53415936

約数和(自身を除く): 37657956

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2207, 2380, 3570, 4414, 6621, 7140, 8828, 11035, 13242, 15449, 22070, 26484, 30898, 33105, 37519, 44140, 46347, 61796, 66210, 75038, 77245, 92694, 112557, 132420, 150076, 154490, 185388, 187595, 225114, 231735, 262633, 308980, 375190, 450228, 463470, 525266, 562785, 750380, 787899, 926940, 1050532, 1125570, 1313165, 1575798, 2251140, 2626330, 3151596, 3939495, 5252660, 7878990, 15757980]

約数ペア:

[(1, 15757980), (2, 7878990), (3, 5252660), (4, 3939495), (5, 3151596), (6, 2626330), (7, 2251140), (10, 1575798), (12, 1313165), (14, 1125570), (15, 1050532), (17, 926940), (20, 787899), (21, 750380), (28, 562785), (30, 525266), (34, 463470), (35, 450228), (42, 375190), (51, 308980), (60, 262633), (68, 231735), (70, 225114), (84, 187595), (85, 185388), (102, 154490), (105, 150076), (119, 132420), (140, 112557), (170, 92694), (204, 77245), (210, 75038), (238, 66210), (255, 61796), (340, 46347), (357, 44140), (420, 37519), (476, 33105), (510, 30898), (595, 26484), (714, 22070), (1020, 15449), (1190, 13242), (1428, 11035), (1785, 8828), (2207, 7140), (2380, 6621), (3570, 4414)]