1248321060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{20219}}^1$

素因数の和:20255

約数の個数: 144

約数和(自身を含む): 4416048000

約数和(自身を除く): 3167726940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 343, 420, 441, 490, 588, 630, 686, 735, 882, 980, 1029, 1260, 1372, 1470, 1715, 1764, 2058, 2205, 2940, 3087, 3430, 4116, 4410, 5145, 6174, 6860, 8820, 10290, 12348, 15435, 20219, 20580, 30870, 40438, 60657, 61740, 80876, 101095, 121314, 141533, 181971, 202190, 242628, 283066, 303285, 363942, 404380, 424599, 566132, 606570, 707665, 727884, 849198, 909855, 990731, 1213140, 1273797, 1415330, 1698396, 1819710, 1981462, 2122995, 2547594, 2830660, 2972193, 3639420, 3962924, 4245990, 4953655, 5095188, 5944386, 6368985, 6935117, 8491980, 8916579, 9907310, 11888772, 12737970, 13870234, 14860965, 17833158, 19814620, 20805351, 25475940, 27740468, 29721930, 34675585, 35666316, 41610702, 44582895, 59443860, 62416053, 69351170, 83221404, 89165790, 104026755, 124832106, 138702340, 178331580, 208053510, 249664212, 312080265, 416107020, 624160530, 1248321060]

約数ペア:

[(1, 1248321060), (2, 624160530), (3, 416107020), (4, 312080265), (5, 249664212), (6, 208053510), (7, 178331580), (9, 138702340), (10, 124832106), (12, 104026755), (14, 89165790), (15, 83221404), (18, 69351170), (20, 62416053), (21, 59443860), (28, 44582895), (30, 41610702), (35, 35666316), (36, 34675585), (42, 29721930), (45, 27740468), (49, 25475940), (60, 20805351), (63, 19814620), (70, 17833158), (84, 14860965), (90, 13870234), (98, 12737970), (105, 11888772), (126, 9907310), (140, 8916579), (147, 8491980), (180, 6935117), (196, 6368985), (210, 5944386), (245, 5095188), (252, 4953655), (294, 4245990), (315, 3962924), (343, 3639420), (420, 2972193), (441, 2830660), (490, 2547594), (588, 2122995), (630, 1981462), (686, 1819710), (735, 1698396), (882, 1415330), (980, 1273797), (1029, 1213140), (1260, 990731), (1372, 909855), (1470, 849198), (1715, 727884), (1764, 707665), (2058, 606570), (2205, 566132), (2940, 424599), (3087, 404380), (3430, 363942), (4116, 303285), (4410, 283066), (5145, 242628), (6174, 202190), (6860, 181971), (8820, 141533), (10290, 121314), (12348, 101095), (15435, 80876), (20219, 61740), (20580, 60657), (30870, 40438)]