251363840

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1$

素因数の和:139

約数の個数: 240

約数和(自身を含む): 754826688

約数和(自身を除く): 503462848

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 83, 91, 104, 112, 128, 130, 140, 160, 166, 169, 182, 208, 224, 256, 260, 280, 320, 332, 338, 364, 415, 416, 448, 455, 512, 520, 560, 581, 640, 664, 676, 728, 830, 832, 845, 896, 910, 1040, 1079, 1120, 1162, 1183, 1280, 1328, 1352, 1456, 1660, 1664, 1690, 1792, 1820, 2080, 2158, 2240, 2324, 2366, 2560, 2656, 2704, 2905, 2912, 3320, 3328, 3380, 3584, 3640, 4160, 4316, 4480, 4648, 4732, 5312, 5395, 5408, 5810, 5824, 5915, 6640, 6656, 6760, 7280, 7553, 8320, 8632, 8960, 9296, 9464, 10624, 10790, 10816, 11620, 11648, 11830, 13280, 13520, 14027, 14560, 15106, 16640, 17264, 17920, 18592, 18928, 21248, 21580, 21632, 23240, 23296, 23660, 26560, 27040, 28054, 29120, 30212, 33280, 34528, 37184, 37765, 37856, 42496, 43160, 43264, 46480, 46592, 47320, 53120, 54080, 56108, 58240, 60424, 69056, 70135, 74368, 75530, 75712, 86320, 86528, 92960, 94640, 98189, 106240, 108160, 112216, 116480, 120848, 138112, 140270, 148736, 151060, 151424, 172640, 185920, 189280, 196378, 212480, 216320, 224432, 232960, 241696, 276224, 280540, 297472, 302120, 302848, 345280, 371840, 378560, 392756, 432640, 448864, 483392, 490945, 552448, 561080, 604240, 605696, 690560, 743680, 757120, 785512, 897728, 966784, 981890, 1122160, 1208480, 1381120, 1487360, 1514240, 1571024, 1795456, 1933568, 1963780, 2244320, 2416960, 2762240, 3028480, 3142048, 3590912, 3867136, 3927560, 4488640, 4833920, 6284096, 7181824, 7855120, 8977280, 9667840, 12568192, 15710240, 17954560, 19335680, 25136384, 31420480, 35909120, 50272768, 62840960, 125681920, 251363840]

約数ペア:

[(1, 251363840), (2, 125681920), (4, 62840960), (5, 50272768), (7, 35909120), (8, 31420480), (10, 25136384), (13, 19335680), (14, 17954560), (16, 15710240), (20, 12568192), (26, 9667840), (28, 8977280), (32, 7855120), (35, 7181824), (40, 6284096), (52, 4833920), (56, 4488640), (64, 3927560), (65, 3867136), (70, 3590912), (80, 3142048), (83, 3028480), (91, 2762240), (104, 2416960), (112, 2244320), (128, 1963780), (130, 1933568), (140, 1795456), (160, 1571024), (166, 1514240), (169, 1487360), (182, 1381120), (208, 1208480), (224, 1122160), (256, 981890), (260, 966784), (280, 897728), (320, 785512), (332, 757120), (338, 743680), (364, 690560), (415, 605696), (416, 604240), (448, 561080), (455, 552448), (512, 490945), (520, 483392), (560, 448864), (581, 432640), (640, 392756), (664, 378560), (676, 371840), (728, 345280), (830, 302848), (832, 302120), (845, 297472), (896, 280540), (910, 276224), (1040, 241696), (1079, 232960), (1120, 224432), (1162, 216320), (1183, 212480), (1280, 196378), (1328, 189280), (1352, 185920), (1456, 172640), (1660, 151424), (1664, 151060), (1690, 148736), (1792, 140270), (1820, 138112), (2080, 120848), (2158, 116480), (2240, 112216), (2324, 108160), (2366, 106240), (2560, 98189), (2656, 94640), (2704, 92960), (2905, 86528), (2912, 86320), (3320, 75712), (3328, 75530), (3380, 74368), (3584, 70135), (3640, 69056), (4160, 60424), (4316, 58240), (4480, 56108), (4648, 54080), (4732, 53120), (5312, 47320), (5395, 46592), (5408, 46480), (5810, 43264), (5824, 43160), (5915, 42496), (6640, 37856), (6656, 37765), (6760, 37184), (7280, 34528), (7553, 33280), (8320, 30212), (8632, 29120), (8960, 28054), (9296, 27040), (9464, 26560), (10624, 23660), (10790, 23296), (10816, 23240), (11620, 21632), (11648, 21580), (11830, 21248), (13280, 18928), (13520, 18592), (14027, 17920), (14560, 17264), (15106, 16640)]