189484800

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:239

約数の個数: 216

約数和(自身を含む): 638709120

約数和(自身を除く): 449224320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 71, 75, 80, 96, 100, 120, 128, 139, 142, 150, 160, 192, 200, 213, 240, 256, 278, 284, 300, 320, 355, 384, 400, 417, 426, 480, 556, 568, 600, 640, 695, 710, 768, 800, 834, 852, 960, 1065, 1112, 1136, 1200, 1280, 1390, 1420, 1600, 1668, 1704, 1775, 1920, 2085, 2130, 2224, 2272, 2400, 2780, 2840, 3200, 3336, 3408, 3475, 3550, 3840, 4170, 4260, 4448, 4544, 4800, 5325, 5560, 5680, 6400, 6672, 6816, 6950, 7100, 8340, 8520, 8896, 9088, 9600, 9869, 10425, 10650, 11120, 11360, 13344, 13632, 13900, 14200, 16680, 17040, 17792, 18176, 19200, 19738, 20850, 21300, 22240, 22720, 26688, 27264, 27800, 28400, 29607, 33360, 34080, 35584, 39476, 41700, 42600, 44480, 45440, 49345, 53376, 54528, 55600, 56800, 59214, 66720, 68160, 78952, 83400, 85200, 88960, 90880, 98690, 106752, 111200, 113600, 118428, 133440, 136320, 148035, 157904, 166800, 170400, 177920, 197380, 222400, 227200, 236856, 246725, 266880, 272640, 296070, 315808, 333600, 340800, 394760, 444800, 454400, 473712, 493450, 533760, 592140, 631616, 667200, 681600, 740175, 789520, 889600, 947424, 986900, 1184280, 1263232, 1334400, 1363200, 1480350, 1579040, 1894848, 1973800, 2368560, 2526464, 2668800, 2960700, 3158080, 3789696, 3947600, 4737120, 5921400, 6316160, 7579392, 7895200, 9474240, 11842800, 12632320, 15790400, 18948480, 23685600, 31580800, 37896960, 47371200, 63161600, 94742400, 189484800]

約数ペア:

[(1, 189484800), (2, 94742400), (3, 63161600), (4, 47371200), (5, 37896960), (6, 31580800), (8, 23685600), (10, 18948480), (12, 15790400), (15, 12632320), (16, 11842800), (20, 9474240), (24, 7895200), (25, 7579392), (30, 6316160), (32, 5921400), (40, 4737120), (48, 3947600), (50, 3789696), (60, 3158080), (64, 2960700), (71, 2668800), (75, 2526464), (80, 2368560), (96, 1973800), (100, 1894848), (120, 1579040), (128, 1480350), (139, 1363200), (142, 1334400), (150, 1263232), (160, 1184280), (192, 986900), (200, 947424), (213, 889600), (240, 789520), (256, 740175), (278, 681600), (284, 667200), (300, 631616), (320, 592140), (355, 533760), (384, 493450), (400, 473712), (417, 454400), (426, 444800), (480, 394760), (556, 340800), (568, 333600), (600, 315808), (640, 296070), (695, 272640), (710, 266880), (768, 246725), (800, 236856), (834, 227200), (852, 222400), (960, 197380), (1065, 177920), (1112, 170400), (1136, 166800), (1200, 157904), (1280, 148035), (1390, 136320), (1420, 133440), (1600, 118428), (1668, 113600), (1704, 111200), (1775, 106752), (1920, 98690), (2085, 90880), (2130, 88960), (2224, 85200), (2272, 83400), (2400, 78952), (2780, 68160), (2840, 66720), (3200, 59214), (3336, 56800), (3408, 55600), (3475, 54528), (3550, 53376), (3840, 49345), (4170, 45440), (4260, 44480), (4448, 42600), (4544, 41700), (4800, 39476), (5325, 35584), (5560, 34080), (5680, 33360), (6400, 29607), (6672, 28400), (6816, 27800), (6950, 27264), (7100, 26688), (8340, 22720), (8520, 22240), (8896, 21300), (9088, 20850), (9600, 19738), (9869, 19200), (10425, 18176), (10650, 17792), (11120, 17040), (11360, 16680), (13344, 14200), (13632, 13900)]