91275780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1583}}^1$

素因数の和:1657

約数の個数: 72

約数和(自身を含む): 264249216

約数和(自身を除く): 172973436

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 961, 1583, 1860, 1922, 2883, 3166, 3844, 4749, 4805, 5766, 6332, 7915, 9498, 9610, 11532, 14415, 15830, 18996, 19220, 23745, 28830, 31660, 47490, 49073, 57660, 94980, 98146, 147219, 196292, 245365, 294438, 490730, 588876, 736095, 981460, 1472190, 1521263, 2944380, 3042526, 4563789, 6085052, 7606315, 9127578, 15212630, 18255156, 22818945, 30425260, 45637890, 91275780]

約数ペア:

[(1, 91275780), (2, 45637890), (3, 30425260), (4, 22818945), (5, 18255156), (6, 15212630), (10, 9127578), (12, 7606315), (15, 6085052), (20, 4563789), (30, 3042526), (31, 2944380), (60, 1521263), (62, 1472190), (93, 981460), (124, 736095), (155, 588876), (186, 490730), (310, 294438), (372, 245365), (465, 196292), (620, 147219), (930, 98146), (961, 94980), (1583, 57660), (1860, 49073), (1922, 47490), (2883, 31660), (3166, 28830), (3844, 23745), (4749, 19220), (4805, 18996), (5766, 15830), (6332, 14415), (7915, 11532), (9498, 9610)]