166233780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^4$

素因数の和:139

約数の個数: 90

約数和(自身を含む): 521050530

約数和(自身を除く): 354816750

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, 930, 961, 1116, 1395, 1860, 1922, 2790, 2883, 3844, 4805, 5580, 5766, 8649, 9610, 11532, 14415, 17298, 19220, 28830, 29791, 34596, 43245, 57660, 59582, 86490, 89373, 119164, 148955, 172980, 178746, 268119, 297910, 357492, 446865, 536238, 595820, 893730, 923521, 1072476, 1340595, 1787460, 1847042, 2681190, 2770563, 3694084, 4617605, 5362380, 5541126, 8311689, 9235210, 11082252, 13852815, 16623378, 18470420, 27705630, 33246756, 41558445, 55411260, 83116890, 166233780]

約数ペア:

[(1, 166233780), (2, 83116890), (3, 55411260), (4, 41558445), (5, 33246756), (6, 27705630), (9, 18470420), (10, 16623378), (12, 13852815), (15, 11082252), (18, 9235210), (20, 8311689), (30, 5541126), (31, 5362380), (36, 4617605), (45, 3694084), (60, 2770563), (62, 2681190), (90, 1847042), (93, 1787460), (124, 1340595), (155, 1072476), (180, 923521), (186, 893730), (279, 595820), (310, 536238), (372, 446865), (465, 357492), (558, 297910), (620, 268119), (930, 178746), (961, 172980), (1116, 148955), (1395, 119164), (1860, 89373), (1922, 86490), (2790, 59582), (2883, 57660), (3844, 43245), (4805, 34596), (5580, 29791), (5766, 28830), (8649, 19220), (9610, 17298), (11532, 14415)]