31689720

素因数分解:

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

素因数の和:190

約数の個数: 192

約数和(自身を含む): 112039200

約数和(自身を除く): 80349480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 41, 45, 57, 60, 72, 76, 82, 90, 95, 113, 114, 120, 123, 152, 164, 171, 180, 190, 205, 226, 228, 246, 285, 328, 339, 342, 360, 369, 380, 410, 452, 456, 492, 565, 570, 615, 678, 684, 738, 760, 779, 820, 855, 904, 984, 1017, 1130, 1140, 1230, 1356, 1368, 1476, 1558, 1640, 1695, 1710, 1845, 2034, 2147, 2260, 2280, 2337, 2460, 2712, 2952, 3116, 3390, 3420, 3690, 3895, 4068, 4294, 4520, 4633, 4674, 4920, 5085, 6232, 6441, 6780, 6840, 7011, 7380, 7790, 8136, 8588, 9266, 9348, 10170, 10735, 11685, 12882, 13560, 13899, 14022, 14760, 15580, 17176, 18532, 18696, 19323, 20340, 21470, 23165, 23370, 25764, 27798, 28044, 31160, 32205, 35055, 37064, 38646, 40680, 41697, 42940, 46330, 46740, 51528, 55596, 56088, 64410, 69495, 70110, 77292, 83394, 85880, 88027, 92660, 93480, 96615, 111192, 128820, 138990, 140220, 154584, 166788, 176054, 185320, 193230, 208485, 257640, 264081, 277980, 280440, 333576, 352108, 386460, 416970, 440135, 528162, 555960, 704216, 772920, 792243, 833940, 880270, 1056324, 1320405, 1584486, 1667880, 1760540, 2112648, 2640810, 3168972, 3521080, 3961215, 5281620, 6337944, 7922430, 10563240, 15844860, 31689720]

約数ペア:

[(1, 31689720), (2, 15844860), (3, 10563240), (4, 7922430), (5, 6337944), (6, 5281620), (8, 3961215), (9, 3521080), (10, 3168972), (12, 2640810), (15, 2112648), (18, 1760540), (19, 1667880), (20, 1584486), (24, 1320405), (30, 1056324), (36, 880270), (38, 833940), (40, 792243), (41, 772920), (45, 704216), (57, 555960), (60, 528162), (72, 440135), (76, 416970), (82, 386460), (90, 352108), (95, 333576), (113, 280440), (114, 277980), (120, 264081), (123, 257640), (152, 208485), (164, 193230), (171, 185320), (180, 176054), (190, 166788), (205, 154584), (226, 140220), (228, 138990), (246, 128820), (285, 111192), (328, 96615), (339, 93480), (342, 92660), (360, 88027), (369, 85880), (380, 83394), (410, 77292), (452, 70110), (456, 69495), (492, 64410), (565, 56088), (570, 55596), (615, 51528), (678, 46740), (684, 46330), (738, 42940), (760, 41697), (779, 40680), (820, 38646), (855, 37064), (904, 35055), (984, 32205), (1017, 31160), (1130, 28044), (1140, 27798), (1230, 25764), (1356, 23370), (1368, 23165), (1476, 21470), (1558, 20340), (1640, 19323), (1695, 18696), (1710, 18532), (1845, 17176), (2034, 15580), (2147, 14760), (2260, 14022), (2280, 13899), (2337, 13560), (2460, 12882), (2712, 11685), (2952, 10735), (3116, 10170), (3390, 9348), (3420, 9266), (3690, 8588), (3895, 8136), (4068, 7790), (4294, 7380), (4520, 7011), (4633, 6840), (4674, 6780), (4920, 6441), (5085, 6232)]