31785660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 101818080

約数和(自身を除く): 70032420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 59, 60, 73, 82, 90, 118, 123, 146, 164, 177, 180, 205, 219, 236, 246, 292, 295, 354, 365, 369, 410, 438, 492, 531, 590, 615, 657, 708, 730, 738, 820, 876, 885, 1062, 1095, 1180, 1230, 1314, 1460, 1476, 1770, 1845, 2124, 2190, 2419, 2460, 2628, 2655, 2993, 3285, 3540, 3690, 4307, 4380, 4838, 5310, 5986, 6570, 7257, 7380, 8614, 8979, 9676, 10620, 11972, 12095, 12921, 13140, 14514, 14965, 17228, 17958, 21535, 21771, 24190, 25842, 26937, 29028, 29930, 35916, 36285, 38763, 43070, 43542, 44895, 48380, 51684, 53874, 59860, 64605, 72570, 77526, 86140, 87084, 89790, 107748, 108855, 129210, 134685, 145140, 155052, 176587, 179580, 193815, 217710, 258420, 269370, 353174, 387630, 435420, 529761, 538740, 706348, 775260, 882935, 1059522, 1589283, 1765870, 2119044, 2648805, 3178566, 3531740, 5297610, 6357132, 7946415, 10595220, 15892830, 31785660]

約数ペア:

[(1, 31785660), (2, 15892830), (3, 10595220), (4, 7946415), (5, 6357132), (6, 5297610), (9, 3531740), (10, 3178566), (12, 2648805), (15, 2119044), (18, 1765870), (20, 1589283), (30, 1059522), (36, 882935), (41, 775260), (45, 706348), (59, 538740), (60, 529761), (73, 435420), (82, 387630), (90, 353174), (118, 269370), (123, 258420), (146, 217710), (164, 193815), (177, 179580), (180, 176587), (205, 155052), (219, 145140), (236, 134685), (246, 129210), (292, 108855), (295, 107748), (354, 89790), (365, 87084), (369, 86140), (410, 77526), (438, 72570), (492, 64605), (531, 59860), (590, 53874), (615, 51684), (657, 48380), (708, 44895), (730, 43542), (738, 43070), (820, 38763), (876, 36285), (885, 35916), (1062, 29930), (1095, 29028), (1180, 26937), (1230, 25842), (1314, 24190), (1460, 21771), (1476, 21535), (1770, 17958), (1845, 17228), (2124, 14965), (2190, 14514), (2419, 13140), (2460, 12921), (2628, 12095), (2655, 11972), (2993, 10620), (3285, 9676), (3540, 8979), (3690, 8614), (4307, 7380), (4380, 7257), (4838, 6570), (5310, 5986)]