8708777820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1\times {\mathrm{1627}}^1$

素因数の和:2000

約数の個数: 144

約数和(自身を含む): 26751973248

約数和(自身を除く): 18043195428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 227, 262, 393, 454, 524, 655, 681, 786, 908, 1135, 1179, 1310, 1362, 1572, 1627, 1965, 2043, 2270, 2358, 2620, 2724, 3254, 3405, 3930, 4086, 4540, 4716, 4881, 5895, 6508, 6810, 7860, 8135, 8172, 9762, 10215, 11790, 13620, 14643, 16270, 19524, 20430, 23580, 24405, 29286, 29737, 32540, 40860, 48810, 58572, 59474, 73215, 89211, 97620, 118948, 146430, 148685, 178422, 213137, 267633, 292860, 297370, 356844, 369329, 426274, 446055, 535266, 594740, 639411, 738658, 852548, 892110, 1065685, 1070532, 1107987, 1278822, 1338165, 1477316, 1784220, 1846645, 1918233, 2131370, 2215974, 2557644, 2676330, 3197055, 3323961, 3693290, 3836466, 4262740, 4431948, 5352660, 5539935, 6394110, 6647922, 7386580, 7672932, 9591165, 11079870, 12788220, 13295844, 16619805, 19182330, 22159740, 33239610, 38364660, 48382099, 66479220, 96764198, 145146297, 193528396, 241910495, 290292594, 435438891, 483820990, 580585188, 725731485, 870877782, 967641980, 1451462970, 1741755564, 2177194455, 2902925940, 4354388910, 8708777820]

約数ペア:

[(1, 8708777820), (2, 4354388910), (3, 2902925940), (4, 2177194455), (5, 1741755564), (6, 1451462970), (9, 967641980), (10, 870877782), (12, 725731485), (15, 580585188), (18, 483820990), (20, 435438891), (30, 290292594), (36, 241910495), (45, 193528396), (60, 145146297), (90, 96764198), (131, 66479220), (180, 48382099), (227, 38364660), (262, 33239610), (393, 22159740), (454, 19182330), (524, 16619805), (655, 13295844), (681, 12788220), (786, 11079870), (908, 9591165), (1135, 7672932), (1179, 7386580), (1310, 6647922), (1362, 6394110), (1572, 5539935), (1627, 5352660), (1965, 4431948), (2043, 4262740), (2270, 3836466), (2358, 3693290), (2620, 3323961), (2724, 3197055), (3254, 2676330), (3405, 2557644), (3930, 2215974), (4086, 2131370), (4540, 1918233), (4716, 1846645), (4881, 1784220), (5895, 1477316), (6508, 1338165), (6810, 1278822), (7860, 1107987), (8135, 1070532), (8172, 1065685), (9762, 892110), (10215, 852548), (11790, 738658), (13620, 639411), (14643, 594740), (16270, 535266), (19524, 446055), (20430, 426274), (23580, 369329), (24405, 356844), (29286, 297370), (29737, 292860), (32540, 267633), (40860, 213137), (48810, 178422), (58572, 148685), (59474, 146430), (73215, 118948), (89211, 97620)]