21126480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1$

素因数の和:189

約数の個数: 160

約数和(自身を含む): 71245440

約数和(自身を除く): 50118960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 41, 48, 57, 60, 76, 80, 82, 95, 113, 114, 120, 123, 152, 164, 190, 205, 226, 228, 240, 246, 285, 304, 328, 339, 380, 410, 452, 456, 492, 565, 570, 615, 656, 678, 760, 779, 820, 904, 912, 984, 1130, 1140, 1230, 1356, 1520, 1558, 1640, 1695, 1808, 1968, 2147, 2260, 2280, 2337, 2460, 2712, 3116, 3280, 3390, 3895, 4294, 4520, 4560, 4633, 4674, 4920, 5424, 6232, 6441, 6780, 7790, 8588, 9040, 9266, 9348, 9840, 10735, 11685, 12464, 12882, 13560, 13899, 15580, 17176, 18532, 18696, 21470, 23165, 23370, 25764, 27120, 27798, 31160, 32205, 34352, 37064, 37392, 42940, 46330, 46740, 51528, 55596, 62320, 64410, 69495, 74128, 85880, 88027, 92660, 93480, 103056, 111192, 128820, 138990, 171760, 176054, 185320, 186960, 222384, 257640, 264081, 277980, 352108, 370640, 440135, 515280, 528162, 555960, 704216, 880270, 1056324, 1111920, 1320405, 1408432, 1760540, 2112648, 2640810, 3521080, 4225296, 5281620, 7042160, 10563240, 21126480]

約数ペア:

[(1, 21126480), (2, 10563240), (3, 7042160), (4, 5281620), (5, 4225296), (6, 3521080), (8, 2640810), (10, 2112648), (12, 1760540), (15, 1408432), (16, 1320405), (19, 1111920), (20, 1056324), (24, 880270), (30, 704216), (38, 555960), (40, 528162), (41, 515280), (48, 440135), (57, 370640), (60, 352108), (76, 277980), (80, 264081), (82, 257640), (95, 222384), (113, 186960), (114, 185320), (120, 176054), (123, 171760), (152, 138990), (164, 128820), (190, 111192), (205, 103056), (226, 93480), (228, 92660), (240, 88027), (246, 85880), (285, 74128), (304, 69495), (328, 64410), (339, 62320), (380, 55596), (410, 51528), (452, 46740), (456, 46330), (492, 42940), (565, 37392), (570, 37064), (615, 34352), (656, 32205), (678, 31160), (760, 27798), (779, 27120), (820, 25764), (904, 23370), (912, 23165), (984, 21470), (1130, 18696), (1140, 18532), (1230, 17176), (1356, 15580), (1520, 13899), (1558, 13560), (1640, 12882), (1695, 12464), (1808, 11685), (1968, 10735), (2147, 9840), (2260, 9348), (2280, 9266), (2337, 9040), (2460, 8588), (2712, 7790), (3116, 6780), (3280, 6441), (3390, 6232), (3895, 5424), (4294, 4920), (4520, 4674), (4560, 4633)]