31518960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11939}}^1$

素因数の和:11966

約数の個数: 80

約数和(自身を含む): 106600320

約数和(自身を除く): 75081360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 11939, 23878, 35817, 47756, 59695, 71634, 95512, 119390, 131329, 143268, 179085, 191024, 238780, 262658, 286536, 358170, 393987, 477560, 525316, 573072, 656645, 716340, 787974, 955120, 1050632, 1313290, 1432680, 1575948, 1969935, 2101264, 2626580, 2865360, 3151896, 3939870, 5253160, 6303792, 7879740, 10506320, 15759480, 31518960]

約数ペア:

[(1, 31518960), (2, 15759480), (3, 10506320), (4, 7879740), (5, 6303792), (6, 5253160), (8, 3939870), (10, 3151896), (11, 2865360), (12, 2626580), (15, 2101264), (16, 1969935), (20, 1575948), (22, 1432680), (24, 1313290), (30, 1050632), (33, 955120), (40, 787974), (44, 716340), (48, 656645), (55, 573072), (60, 525316), (66, 477560), (80, 393987), (88, 358170), (110, 286536), (120, 262658), (132, 238780), (165, 191024), (176, 179085), (220, 143268), (240, 131329), (264, 119390), (330, 95512), (440, 71634), (528, 59695), (660, 47756), (880, 35817), (1320, 23878), (2640, 11939)]