439886720

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{83}}^1$

素因数の和:142

約数の個数: 288

約数和(自身を含む): 1340592120

約数和(自身を除く): 900705400

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 83, 91, 98, 104, 112, 128, 130, 140, 160, 166, 169, 182, 196, 208, 224, 245, 260, 280, 320, 332, 338, 364, 392, 415, 416, 448, 455, 490, 520, 560, 581, 637, 640, 664, 676, 728, 784, 830, 832, 845, 896, 910, 980, 1040, 1079, 1120, 1162, 1183, 1274, 1328, 1352, 1456, 1568, 1660, 1664, 1690, 1820, 1960, 2080, 2158, 2240, 2324, 2366, 2548, 2656, 2704, 2905, 2912, 3136, 3185, 3320, 3380, 3640, 3920, 4067, 4160, 4316, 4480, 4648, 4732, 5096, 5312, 5395, 5408, 5810, 5824, 5915, 6272, 6370, 6640, 6760, 7280, 7553, 7840, 8134, 8281, 8320, 8632, 9296, 9464, 10192, 10624, 10790, 10816, 11620, 11648, 11830, 12740, 13280, 13520, 14027, 14560, 15106, 15680, 16268, 16562, 17264, 18592, 18928, 20335, 20384, 21580, 21632, 23240, 23660, 25480, 26560, 27040, 28054, 29120, 30212, 31360, 32536, 33124, 34528, 37184, 37765, 37856, 40670, 40768, 41405, 43160, 46480, 47320, 50960, 52871, 53120, 54080, 56108, 58240, 60424, 65072, 66248, 69056, 70135, 74368, 75530, 75712, 81340, 81536, 82810, 86320, 92960, 94640, 98189, 101920, 105742, 108160, 112216, 120848, 130144, 132496, 138112, 140270, 151060, 151424, 162680, 165620, 172640, 185920, 189280, 196378, 203840, 211484, 224432, 241696, 260288, 264355, 264992, 280540, 302120, 325360, 331240, 345280, 371840, 378560, 392756, 407680, 422968, 448864, 483392, 490945, 520576, 528710, 529984, 561080, 604240, 650720, 662480, 687323, 690560, 757120, 785512, 845936, 897728, 966784, 981890, 1057420, 1059968, 1122160, 1208480, 1301440, 1324960, 1374646, 1571024, 1691872, 1795456, 1963780, 2114840, 2244320, 2416960, 2602880, 2649920, 2749292, 3142048, 3383744, 3436615, 3927560, 4229680, 4488640, 4833920, 5299840, 5498584, 6284096, 6767488, 6873230, 7855120, 8459360, 8977280, 10997168, 12568192, 13746460, 15710240, 16918720, 21994336, 27492920, 31420480, 33837440, 43988672, 54985840, 62840960, 87977344, 109971680, 219943360, 439886720]

約数ペア:

[(1, 439886720), (2, 219943360), (4, 109971680), (5, 87977344), (7, 62840960), (8, 54985840), (10, 43988672), (13, 33837440), (14, 31420480), (16, 27492920), (20, 21994336), (26, 16918720), (28, 15710240), (32, 13746460), (35, 12568192), (40, 10997168), (49, 8977280), (52, 8459360), (56, 7855120), (64, 6873230), (65, 6767488), (70, 6284096), (80, 5498584), (83, 5299840), (91, 4833920), (98, 4488640), (104, 4229680), (112, 3927560), (128, 3436615), (130, 3383744), (140, 3142048), (160, 2749292), (166, 2649920), (169, 2602880), (182, 2416960), (196, 2244320), (208, 2114840), (224, 1963780), (245, 1795456), (260, 1691872), (280, 1571024), (320, 1374646), (332, 1324960), (338, 1301440), (364, 1208480), (392, 1122160), (415, 1059968), (416, 1057420), (448, 981890), (455, 966784), (490, 897728), (520, 845936), (560, 785512), (581, 757120), (637, 690560), (640, 687323), (664, 662480), (676, 650720), (728, 604240), (784, 561080), (830, 529984), (832, 528710), (845, 520576), (896, 490945), (910, 483392), (980, 448864), (1040, 422968), (1079, 407680), (1120, 392756), (1162, 378560), (1183, 371840), (1274, 345280), (1328, 331240), (1352, 325360), (1456, 302120), (1568, 280540), (1660, 264992), (1664, 264355), (1690, 260288), (1820, 241696), (1960, 224432), (2080, 211484), (2158, 203840), (2240, 196378), (2324, 189280), (2366, 185920), (2548, 172640), (2656, 165620), (2704, 162680), (2905, 151424), (2912, 151060), (3136, 140270), (3185, 138112), (3320, 132496), (3380, 130144), (3640, 120848), (3920, 112216), (4067, 108160), (4160, 105742), (4316, 101920), (4480, 98189), (4648, 94640), (4732, 92960), (5096, 86320), (5312, 82810), (5395, 81536), (5408, 81340), (5810, 75712), (5824, 75530), (5915, 74368), (6272, 70135), (6370, 69056), (6640, 66248), (6760, 65072), (7280, 60424), (7553, 58240), (7840, 56108), (8134, 54080), (8281, 53120), (8320, 52871), (8632, 50960), (9296, 47320), (9464, 46480), (10192, 43160), (10624, 41405), (10790, 40768), (10816, 40670), (11620, 37856), (11648, 37765), (11830, 37184), (12740, 34528), (13280, 33124), (13520, 32536), (14027, 31360), (14560, 30212), (15106, 29120), (15680, 28054), (16268, 27040), (16562, 26560), (17264, 25480), (18592, 23660), (18928, 23240), (20335, 21632), (20384, 21580)]