1387662780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{70297}}^1$

素因数の和:70363

約数の個数: 96

約数和(自身を含む): 4535064576

約数和(自身を除く): 3147401796

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 1316, 1410, 1645, 1974, 2820, 3290, 3948, 4935, 6580, 9870, 19740, 70297, 140594, 210891, 281188, 351485, 421782, 492079, 702970, 843564, 984158, 1054455, 1405940, 1476237, 1968316, 2108910, 2460395, 2952474, 3303959, 4217820, 4920790, 5904948, 6607918, 7381185, 9841580, 9911877, 13215836, 14762370, 16519795, 19823754, 23127713, 29524740, 33039590, 39647508, 46255426, 49559385, 66079180, 69383139, 92510852, 99118770, 115638565, 138766278, 198237540, 231277130, 277532556, 346915695, 462554260, 693831390, 1387662780]

約数ペア:

[(1, 1387662780), (2, 693831390), (3, 462554260), (4, 346915695), (5, 277532556), (6, 231277130), (7, 198237540), (10, 138766278), (12, 115638565), (14, 99118770), (15, 92510852), (20, 69383139), (21, 66079180), (28, 49559385), (30, 46255426), (35, 39647508), (42, 33039590), (47, 29524740), (60, 23127713), (70, 19823754), (84, 16519795), (94, 14762370), (105, 13215836), (140, 9911877), (141, 9841580), (188, 7381185), (210, 6607918), (235, 5904948), (282, 4920790), (329, 4217820), (420, 3303959), (470, 2952474), (564, 2460395), (658, 2108910), (705, 1968316), (940, 1476237), (987, 1405940), (1316, 1054455), (1410, 984158), (1645, 843564), (1974, 702970), (2820, 492079), (3290, 421782), (3948, 351485), (4935, 281188), (6580, 210891), (9870, 140594), (19740, 70297)]