254401920

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1523}}^1$

素因数の和:1577

約数の個数: 192

約数和(自身を含む): 909370800

約数和(自身を除く): 654968880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 64, 72, 80, 87, 90, 96, 116, 120, 128, 144, 145, 160, 174, 180, 192, 232, 240, 261, 288, 290, 320, 348, 360, 384, 435, 464, 480, 522, 576, 580, 640, 696, 720, 870, 928, 960, 1044, 1152, 1160, 1305, 1392, 1440, 1523, 1740, 1856, 1920, 2088, 2320, 2610, 2784, 2880, 3046, 3480, 3712, 4176, 4569, 4640, 5220, 5568, 5760, 6092, 6960, 7615, 8352, 9138, 9280, 10440, 11136, 12184, 13707, 13920, 15230, 16704, 18276, 18560, 20880, 22845, 24368, 27414, 27840, 30460, 33408, 36552, 41760, 44167, 45690, 48736, 54828, 55680, 60920, 68535, 73104, 83520, 88334, 91380, 97472, 109656, 121840, 132501, 137070, 146208, 167040, 176668, 182760, 194944, 219312, 220835, 243680, 265002, 274140, 292416, 353336, 365520, 397503, 438624, 441670, 487360, 530004, 548280, 584832, 662505, 706672, 731040, 795006, 877248, 883340, 974720, 1060008, 1096560, 1325010, 1413344, 1462080, 1590012, 1754496, 1766680, 1987515, 2120016, 2193120, 2650020, 2826688, 2924160, 3180024, 3533360, 3975030, 4240032, 4386240, 5300040, 5653376, 6360048, 7066720, 7950060, 8480064, 8772480, 10600080, 12720096, 14133440, 15900120, 16960128, 21200160, 25440192, 28266880, 31800240, 42400320, 50880384, 63600480, 84800640, 127200960, 254401920]

約数ペア:

[(1, 254401920), (2, 127200960), (3, 84800640), (4, 63600480), (5, 50880384), (6, 42400320), (8, 31800240), (9, 28266880), (10, 25440192), (12, 21200160), (15, 16960128), (16, 15900120), (18, 14133440), (20, 12720096), (24, 10600080), (29, 8772480), (30, 8480064), (32, 7950060), (36, 7066720), (40, 6360048), (45, 5653376), (48, 5300040), (58, 4386240), (60, 4240032), (64, 3975030), (72, 3533360), (80, 3180024), (87, 2924160), (90, 2826688), (96, 2650020), (116, 2193120), (120, 2120016), (128, 1987515), (144, 1766680), (145, 1754496), (160, 1590012), (174, 1462080), (180, 1413344), (192, 1325010), (232, 1096560), (240, 1060008), (261, 974720), (288, 883340), (290, 877248), (320, 795006), (348, 731040), (360, 706672), (384, 662505), (435, 584832), (464, 548280), (480, 530004), (522, 487360), (576, 441670), (580, 438624), (640, 397503), (696, 365520), (720, 353336), (870, 292416), (928, 274140), (960, 265002), (1044, 243680), (1152, 220835), (1160, 219312), (1305, 194944), (1392, 182760), (1440, 176668), (1523, 167040), (1740, 146208), (1856, 137070), (1920, 132501), (2088, 121840), (2320, 109656), (2610, 97472), (2784, 91380), (2880, 88334), (3046, 83520), (3480, 73104), (3712, 68535), (4176, 60920), (4569, 55680), (4640, 54828), (5220, 48736), (5568, 45690), (5760, 44167), (6092, 41760), (6960, 36552), (7615, 33408), (8352, 30460), (9138, 27840), (9280, 27414), (10440, 24368), (11136, 22845), (12184, 20880), (13707, 18560), (13920, 18276), (15230, 16704)]