489584520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{227}}^1\times {\mathrm{1997}}^1$

素因数の和:2244

約数の個数: 128

約数和(自身を含む): 1639958400

約数和(自身を除く): 1150373880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 227, 270, 360, 454, 540, 681, 908, 1080, 1135, 1362, 1816, 1997, 2043, 2270, 2724, 3405, 3994, 4086, 4540, 5448, 5991, 6129, 6810, 7988, 8172, 9080, 9985, 10215, 11982, 12258, 13620, 15976, 16344, 17973, 19970, 20430, 23964, 24516, 27240, 29955, 30645, 35946, 39940, 40860, 47928, 49032, 53919, 59910, 61290, 71892, 79880, 81720, 89865, 107838, 119820, 122580, 143784, 179730, 215676, 239640, 245160, 269595, 359460, 431352, 453319, 539190, 718920, 906638, 1078380, 1359957, 1813276, 2156760, 2266595, 2719914, 3626552, 4079871, 4533190, 5439828, 6799785, 8159742, 9066380, 10879656, 12239613, 13599570, 16319484, 18132760, 20399355, 24479226, 27199140, 32638968, 40798710, 48958452, 54398280, 61198065, 81597420, 97916904, 122396130, 163194840, 244792260, 489584520]

約数ペア:

[(1, 489584520), (2, 244792260), (3, 163194840), (4, 122396130), (5, 97916904), (6, 81597420), (8, 61198065), (9, 54398280), (10, 48958452), (12, 40798710), (15, 32638968), (18, 27199140), (20, 24479226), (24, 20399355), (27, 18132760), (30, 16319484), (36, 13599570), (40, 12239613), (45, 10879656), (54, 9066380), (60, 8159742), (72, 6799785), (90, 5439828), (108, 4533190), (120, 4079871), (135, 3626552), (180, 2719914), (216, 2266595), (227, 2156760), (270, 1813276), (360, 1359957), (454, 1078380), (540, 906638), (681, 718920), (908, 539190), (1080, 453319), (1135, 431352), (1362, 359460), (1816, 269595), (1997, 245160), (2043, 239640), (2270, 215676), (2724, 179730), (3405, 143784), (3994, 122580), (4086, 119820), (4540, 107838), (5448, 89865), (5991, 81720), (6129, 79880), (6810, 71892), (7988, 61290), (8172, 59910), (9080, 53919), (9985, 49032), (10215, 47928), (11982, 40860), (12258, 39940), (13620, 35946), (15976, 30645), (16344, 29955), (17973, 27240), (19970, 24516), (20430, 23964)]