478365440

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{263}}^1$

素因数の和:327

約数の個数: 216

約数和(自身を含む): 1384115040

約数和(自身を除く): 905749600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 49, 56, 58, 64, 70, 80, 98, 112, 116, 128, 140, 145, 160, 196, 203, 224, 232, 245, 256, 263, 280, 290, 320, 392, 406, 448, 464, 490, 526, 560, 580, 640, 784, 812, 896, 928, 980, 1015, 1052, 1120, 1160, 1280, 1315, 1421, 1568, 1624, 1792, 1841, 1856, 1960, 2030, 2104, 2240, 2320, 2630, 2842, 3136, 3248, 3682, 3712, 3920, 4060, 4208, 4480, 4640, 5260, 5684, 6272, 6496, 7105, 7364, 7424, 7627, 7840, 8120, 8416, 8960, 9205, 9280, 10520, 11368, 12544, 12887, 12992, 14210, 14728, 15254, 15680, 16240, 16832, 18410, 18560, 21040, 22736, 25774, 25984, 28420, 29456, 30508, 31360, 32480, 33664, 36820, 37120, 38135, 42080, 45472, 51548, 51968, 53389, 56840, 58912, 61016, 62720, 64435, 64960, 67328, 73640, 76270, 84160, 90944, 103096, 106778, 113680, 117824, 122032, 128870, 129920, 147280, 152540, 168320, 181888, 206192, 213556, 227360, 235648, 244064, 257740, 259840, 266945, 294560, 305080, 336640, 363776, 373723, 412384, 427112, 454720, 471296, 488128, 515480, 533890, 589120, 610160, 747446, 824768, 854224, 909440, 976256, 1030960, 1067780, 1178240, 1220320, 1494892, 1649536, 1708448, 1818880, 1868615, 1952512, 2061920, 2135560, 2356480, 2440640, 2989784, 3299072, 3416896, 3737230, 4123840, 4271120, 4881280, 5979568, 6833792, 7474460, 8247680, 8542240, 9762560, 11959136, 13667584, 14948920, 16495360, 17084480, 23918272, 29897840, 34168960, 47836544, 59795680, 68337920, 95673088, 119591360, 239182720, 478365440]

約数ペア:

[(1, 478365440), (2, 239182720), (4, 119591360), (5, 95673088), (7, 68337920), (8, 59795680), (10, 47836544), (14, 34168960), (16, 29897840), (20, 23918272), (28, 17084480), (29, 16495360), (32, 14948920), (35, 13667584), (40, 11959136), (49, 9762560), (56, 8542240), (58, 8247680), (64, 7474460), (70, 6833792), (80, 5979568), (98, 4881280), (112, 4271120), (116, 4123840), (128, 3737230), (140, 3416896), (145, 3299072), (160, 2989784), (196, 2440640), (203, 2356480), (224, 2135560), (232, 2061920), (245, 1952512), (256, 1868615), (263, 1818880), (280, 1708448), (290, 1649536), (320, 1494892), (392, 1220320), (406, 1178240), (448, 1067780), (464, 1030960), (490, 976256), (526, 909440), (560, 854224), (580, 824768), (640, 747446), (784, 610160), (812, 589120), (896, 533890), (928, 515480), (980, 488128), (1015, 471296), (1052, 454720), (1120, 427112), (1160, 412384), (1280, 373723), (1315, 363776), (1421, 336640), (1568, 305080), (1624, 294560), (1792, 266945), (1841, 259840), (1856, 257740), (1960, 244064), (2030, 235648), (2104, 227360), (2240, 213556), (2320, 206192), (2630, 181888), (2842, 168320), (3136, 152540), (3248, 147280), (3682, 129920), (3712, 128870), (3920, 122032), (4060, 117824), (4208, 113680), (4480, 106778), (4640, 103096), (5260, 90944), (5684, 84160), (6272, 76270), (6496, 73640), (7105, 67328), (7364, 64960), (7424, 64435), (7627, 62720), (7840, 61016), (8120, 58912), (8416, 56840), (8960, 53389), (9205, 51968), (9280, 51548), (10520, 45472), (11368, 42080), (12544, 38135), (12887, 37120), (12992, 36820), (14210, 33664), (14728, 32480), (15254, 31360), (15680, 30508), (16240, 29456), (16832, 28420), (18410, 25984), (18560, 25774), (21040, 22736)]