21367800

素因数分解:

$2^3\times 3^4\times 5^2\times {\mathrm{1319}}^1$

素因数の和:1347

約数の個数: 120

約数和(自身を含む): 74269800

約数和(自身を除く): 52902000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 81, 90, 100, 108, 120, 135, 150, 162, 180, 200, 216, 225, 270, 300, 324, 360, 405, 450, 540, 600, 648, 675, 810, 900, 1080, 1319, 1350, 1620, 1800, 2025, 2638, 2700, 3240, 3957, 4050, 5276, 5400, 6595, 7914, 8100, 10552, 11871, 13190, 15828, 16200, 19785, 23742, 26380, 31656, 32975, 35613, 39570, 47484, 52760, 59355, 65950, 71226, 79140, 94968, 98925, 106839, 118710, 131900, 142452, 158280, 178065, 197850, 213678, 237420, 263800, 284904, 296775, 356130, 395700, 427356, 474840, 534195, 593550, 712260, 791400, 854712, 890325, 1068390, 1187100, 1424520, 1780650, 2136780, 2374200, 2670975, 3561300, 4273560, 5341950, 7122600, 10683900, 21367800]

約数ペア:

[(1, 21367800), (2, 10683900), (3, 7122600), (4, 5341950), (5, 4273560), (6, 3561300), (8, 2670975), (9, 2374200), (10, 2136780), (12, 1780650), (15, 1424520), (18, 1187100), (20, 1068390), (24, 890325), (25, 854712), (27, 791400), (30, 712260), (36, 593550), (40, 534195), (45, 474840), (50, 427356), (54, 395700), (60, 356130), (72, 296775), (75, 284904), (81, 263800), (90, 237420), (100, 213678), (108, 197850), (120, 178065), (135, 158280), (150, 142452), (162, 131900), (180, 118710), (200, 106839), (216, 98925), (225, 94968), (270, 79140), (300, 71226), (324, 65950), (360, 59355), (405, 52760), (450, 47484), (540, 39570), (600, 35613), (648, 32975), (675, 31656), (810, 26380), (900, 23742), (1080, 19785), (1319, 16200), (1350, 15828), (1620, 13190), (1800, 11871), (2025, 10552), (2638, 8100), (2700, 7914), (3240, 6595), (3957, 5400), (4050, 5276)]