25285680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1$

素因数の和:228

約数の個数: 240

約数和(自身を含む): 100975680

約数和(自身を除く): 75690000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 29, 30, 35, 36, 40, 42, 45, 48, 56, 58, 60, 63, 70, 72, 80, 84, 87, 90, 105, 112, 116, 120, 126, 140, 144, 145, 168, 173, 174, 180, 203, 210, 232, 240, 252, 261, 280, 290, 315, 336, 346, 348, 360, 406, 420, 435, 464, 504, 519, 522, 560, 580, 609, 630, 692, 696, 720, 812, 840, 865, 870, 1008, 1015, 1038, 1044, 1160, 1211, 1218, 1260, 1305, 1384, 1392, 1557, 1624, 1680, 1730, 1740, 1827, 2030, 2076, 2088, 2320, 2422, 2436, 2520, 2595, 2610, 2768, 3045, 3114, 3248, 3460, 3480, 3633, 3654, 4060, 4152, 4176, 4844, 4872, 5017, 5040, 5190, 5220, 6055, 6090, 6228, 6920, 6960, 7266, 7308, 7785, 8120, 8304, 9135, 9688, 9744, 10034, 10380, 10440, 10899, 12110, 12180, 12456, 13840, 14532, 14616, 15051, 15570, 16240, 18165, 18270, 19376, 20068, 20760, 20880, 21798, 24220, 24360, 24912, 25085, 29064, 29232, 30102, 31140, 35119, 36330, 36540, 40136, 41520, 43596, 45153, 48440, 48720, 50170, 54495, 58128, 60204, 62280, 70238, 72660, 73080, 75255, 80272, 87192, 90306, 96880, 100340, 105357, 108990, 120408, 124560, 140476, 145320, 146160, 150510, 174384, 175595, 180612, 200680, 210714, 217980, 225765, 240816, 280952, 290640, 301020, 316071, 351190, 361224, 401360, 421428, 435960, 451530, 526785, 561904, 602040, 632142, 702380, 722448, 842856, 871920, 903060, 1053570, 1204080, 1264284, 1404760, 1580355, 1685712, 1806120, 2107140, 2528568, 2809520, 3160710, 3612240, 4214280, 5057136, 6321420, 8428560, 12642840, 25285680]

約数ペア:

[(1, 25285680), (2, 12642840), (3, 8428560), (4, 6321420), (5, 5057136), (6, 4214280), (7, 3612240), (8, 3160710), (9, 2809520), (10, 2528568), (12, 2107140), (14, 1806120), (15, 1685712), (16, 1580355), (18, 1404760), (20, 1264284), (21, 1204080), (24, 1053570), (28, 903060), (29, 871920), (30, 842856), (35, 722448), (36, 702380), (40, 632142), (42, 602040), (45, 561904), (48, 526785), (56, 451530), (58, 435960), (60, 421428), (63, 401360), (70, 361224), (72, 351190), (80, 316071), (84, 301020), (87, 290640), (90, 280952), (105, 240816), (112, 225765), (116, 217980), (120, 210714), (126, 200680), (140, 180612), (144, 175595), (145, 174384), (168, 150510), (173, 146160), (174, 145320), (180, 140476), (203, 124560), (210, 120408), (232, 108990), (240, 105357), (252, 100340), (261, 96880), (280, 90306), (290, 87192), (315, 80272), (336, 75255), (346, 73080), (348, 72660), (360, 70238), (406, 62280), (420, 60204), (435, 58128), (464, 54495), (504, 50170), (519, 48720), (522, 48440), (560, 45153), (580, 43596), (609, 41520), (630, 40136), (692, 36540), (696, 36330), (720, 35119), (812, 31140), (840, 30102), (865, 29232), (870, 29064), (1008, 25085), (1015, 24912), (1038, 24360), (1044, 24220), (1160, 21798), (1211, 20880), (1218, 20760), (1260, 20068), (1305, 19376), (1384, 18270), (1392, 18165), (1557, 16240), (1624, 15570), (1680, 15051), (1730, 14616), (1740, 14532), (1827, 13840), (2030, 12456), (2076, 12180), (2088, 12110), (2320, 10899), (2422, 10440), (2436, 10380), (2520, 10034), (2595, 9744), (2610, 9688), (2768, 9135), (3045, 8304), (3114, 8120), (3248, 7785), (3460, 7308), (3480, 7266), (3633, 6960), (3654, 6920), (4060, 6228), (4152, 6090), (4176, 6055), (4844, 5220), (4872, 5190), (5017, 5040)]