2009019840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{821}}^1\times {\mathrm{2549}}^1$

素因数の和:3390

約数の個数: 112

約数和(自身を含む): 6388912800

約数和(自身を除く): 4379892960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 821, 960, 1642, 2463, 2549, 3284, 4105, 4926, 5098, 6568, 7647, 8210, 9852, 10196, 12315, 12745, 13136, 15294, 16420, 19704, 20392, 24630, 25490, 26272, 30588, 32840, 38235, 39408, 40784, 49260, 50980, 52544, 61176, 65680, 76470, 78816, 81568, 98520, 101960, 122352, 131360, 152940, 157632, 163136, 197040, 203920, 244704, 262720, 305880, 394080, 407840, 489408, 611760, 788160, 815680, 1223520, 2092729, 2447040, 4185458, 6278187, 8370916, 10463645, 12556374, 16741832, 20927290, 25112748, 31390935, 33483664, 41854580, 50225496, 62781870, 66967328, 83709160, 100450992, 125563740, 133934656, 167418320, 200901984, 251127480, 334836640, 401803968, 502254960, 669673280, 1004509920, 2009019840]

約数ペア:

[(1, 2009019840), (2, 1004509920), (3, 669673280), (4, 502254960), (5, 401803968), (6, 334836640), (8, 251127480), (10, 200901984), (12, 167418320), (15, 133934656), (16, 125563740), (20, 100450992), (24, 83709160), (30, 66967328), (32, 62781870), (40, 50225496), (48, 41854580), (60, 33483664), (64, 31390935), (80, 25112748), (96, 20927290), (120, 16741832), (160, 12556374), (192, 10463645), (240, 8370916), (320, 6278187), (480, 4185458), (821, 2447040), (960, 2092729), (1642, 1223520), (2463, 815680), (2549, 788160), (3284, 611760), (4105, 489408), (4926, 407840), (5098, 394080), (6568, 305880), (7647, 262720), (8210, 244704), (9852, 203920), (10196, 197040), (12315, 163136), (12745, 157632), (13136, 152940), (15294, 131360), (16420, 122352), (19704, 101960), (20392, 98520), (24630, 81568), (25490, 78816), (26272, 76470), (30588, 65680), (32840, 61176), (38235, 52544), (39408, 50980), (40784, 49260)]