31001580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5939}}^1$

素因数の和:5983

約数の個数: 72

約数和(自身を含む): 97297200

約数和(自身を除く): 66295620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 5939, 11878, 17817, 23756, 29695, 35634, 53451, 59390, 71268, 89085, 106902, 118780, 172231, 178170, 213804, 267255, 344462, 356340, 516693, 534510, 688924, 861155, 1033386, 1069020, 1550079, 1722310, 2066772, 2583465, 3100158, 3444620, 5166930, 6200316, 7750395, 10333860, 15500790, 31001580]

約数ペア:

[(1, 31001580), (2, 15500790), (3, 10333860), (4, 7750395), (5, 6200316), (6, 5166930), (9, 3444620), (10, 3100158), (12, 2583465), (15, 2066772), (18, 1722310), (20, 1550079), (29, 1069020), (30, 1033386), (36, 861155), (45, 688924), (58, 534510), (60, 516693), (87, 356340), (90, 344462), (116, 267255), (145, 213804), (174, 178170), (180, 172231), (261, 118780), (290, 106902), (348, 89085), (435, 71268), (522, 59390), (580, 53451), (870, 35634), (1044, 29695), (1305, 23756), (1740, 17817), (2610, 11878), (5220, 5939)]