131637780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{761}}^1$

素因数の和:838

約数の個数: 108

約数和(自身を含む): 413139636

約数和(自身を除く): 281501856

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 761, 930, 961, 1116, 1395, 1522, 1860, 1922, 2283, 2790, 2883, 3044, 3805, 3844, 4566, 4805, 5580, 5766, 6849, 7610, 8649, 9132, 9610, 11415, 11532, 13698, 14415, 15220, 17298, 19220, 22830, 23591, 27396, 28830, 34245, 34596, 43245, 45660, 47182, 57660, 68490, 70773, 86490, 94364, 117955, 136980, 141546, 172980, 212319, 235910, 283092, 353865, 424638, 471820, 707730, 731321, 849276, 1061595, 1415460, 1462642, 2123190, 2193963, 2925284, 3656605, 4246380, 4387926, 6581889, 7313210, 8775852, 10969815, 13163778, 14626420, 21939630, 26327556, 32909445, 43879260, 65818890, 131637780]

約数ペア:

[(1, 131637780), (2, 65818890), (3, 43879260), (4, 32909445), (5, 26327556), (6, 21939630), (9, 14626420), (10, 13163778), (12, 10969815), (15, 8775852), (18, 7313210), (20, 6581889), (30, 4387926), (31, 4246380), (36, 3656605), (45, 2925284), (60, 2193963), (62, 2123190), (90, 1462642), (93, 1415460), (124, 1061595), (155, 849276), (180, 731321), (186, 707730), (279, 471820), (310, 424638), (372, 353865), (465, 283092), (558, 235910), (620, 212319), (761, 172980), (930, 141546), (961, 136980), (1116, 117955), (1395, 94364), (1522, 86490), (1860, 70773), (1922, 68490), (2283, 57660), (2790, 47182), (2883, 45660), (3044, 43245), (3805, 34596), (3844, 34245), (4566, 28830), (4805, 27396), (5580, 23591), (5766, 22830), (6849, 19220), (7610, 17298), (8649, 15220), (9132, 14415), (9610, 13698), (11415, 11532)]