21860876800

素因数分解:

$2^9\times 5^2\times 7^1\times {\mathrm{269}}^1\times {\mathrm{907}}^1$

素因数の和:1211

約数の個数: 240

約数和(自身を含む): 62198072640

約数和(自身を除く): 40337195840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 128, 140, 160, 175, 200, 224, 256, 269, 280, 320, 350, 400, 448, 512, 538, 560, 640, 700, 800, 896, 907, 1076, 1120, 1280, 1345, 1400, 1600, 1792, 1814, 1883, 2152, 2240, 2560, 2690, 2800, 3200, 3584, 3628, 3766, 4304, 4480, 4535, 5380, 5600, 6349, 6400, 6725, 7256, 7532, 8608, 8960, 9070, 9415, 10760, 11200, 12698, 12800, 13450, 14512, 15064, 17216, 17920, 18140, 18830, 21520, 22400, 22675, 25396, 26900, 29024, 30128, 31745, 34432, 36280, 37660, 43040, 44800, 45350, 47075, 50792, 53800, 58048, 60256, 63490, 68864, 72560, 75320, 86080, 89600, 90700, 94150, 101584, 107600, 116096, 120512, 126980, 137728, 145120, 150640, 158725, 172160, 181400, 188300, 203168, 215200, 232192, 241024, 243983, 253960, 290240, 301280, 317450, 344320, 362800, 376600, 406336, 430400, 464384, 482048, 487966, 507920, 580480, 602560, 634900, 688640, 725600, 753200, 812672, 860800, 964096, 975932, 1015840, 1160960, 1205120, 1219915, 1269800, 1451200, 1506400, 1625344, 1707881, 1721600, 1951864, 2031680, 2321920, 2410240, 2439830, 2539600, 2902400, 3012800, 3250688, 3415762, 3443200, 3903728, 4063360, 4820480, 4879660, 5079200, 5804800, 6025600, 6099575, 6831524, 7807456, 8126720, 8539405, 9759320, 10158400, 11609600, 12051200, 12199150, 13663048, 15614912, 16253440, 17078810, 19518640, 20316800, 24102400, 24398300, 27326096, 31229824, 34157620, 39037280, 40633600, 42697025, 48796600, 54652192, 62459648, 68315240, 78074560, 81267200, 85394050, 97593200, 109304384, 124919296, 136630480, 156149120, 170788100, 195186400, 218608768, 273260960, 312298240, 341576200, 390372800, 437217536, 546521920, 624596480, 683152400, 780745600, 874435072, 1093043840, 1366304800, 1561491200, 2186087680, 2732609600, 3122982400, 4372175360, 5465219200, 10930438400, 21860876800]

約数ペア:

[(1, 21860876800), (2, 10930438400), (4, 5465219200), (5, 4372175360), (7, 3122982400), (8, 2732609600), (10, 2186087680), (14, 1561491200), (16, 1366304800), (20, 1093043840), (25, 874435072), (28, 780745600), (32, 683152400), (35, 624596480), (40, 546521920), (50, 437217536), (56, 390372800), (64, 341576200), (70, 312298240), (80, 273260960), (100, 218608768), (112, 195186400), (128, 170788100), (140, 156149120), (160, 136630480), (175, 124919296), (200, 109304384), (224, 97593200), (256, 85394050), (269, 81267200), (280, 78074560), (320, 68315240), (350, 62459648), (400, 54652192), (448, 48796600), (512, 42697025), (538, 40633600), (560, 39037280), (640, 34157620), (700, 31229824), (800, 27326096), (896, 24398300), (907, 24102400), (1076, 20316800), (1120, 19518640), (1280, 17078810), (1345, 16253440), (1400, 15614912), (1600, 13663048), (1792, 12199150), (1814, 12051200), (1883, 11609600), (2152, 10158400), (2240, 9759320), (2560, 8539405), (2690, 8126720), (2800, 7807456), (3200, 6831524), (3584, 6099575), (3628, 6025600), (3766, 5804800), (4304, 5079200), (4480, 4879660), (4535, 4820480), (5380, 4063360), (5600, 3903728), (6349, 3443200), (6400, 3415762), (6725, 3250688), (7256, 3012800), (7532, 2902400), (8608, 2539600), (8960, 2439830), (9070, 2410240), (9415, 2321920), (10760, 2031680), (11200, 1951864), (12698, 1721600), (12800, 1707881), (13450, 1625344), (14512, 1506400), (15064, 1451200), (17216, 1269800), (17920, 1219915), (18140, 1205120), (18830, 1160960), (21520, 1015840), (22400, 975932), (22675, 964096), (25396, 860800), (26900, 812672), (29024, 753200), (30128, 725600), (31745, 688640), (34432, 634900), (36280, 602560), (37660, 580480), (43040, 507920), (44800, 487966), (45350, 482048), (47075, 464384), (50792, 430400), (53800, 406336), (58048, 376600), (60256, 362800), (63490, 344320), (68864, 317450), (72560, 301280), (75320, 290240), (86080, 253960), (89600, 243983), (90700, 241024), (94150, 232192), (101584, 215200), (107600, 203168), (116096, 188300), (120512, 181400), (126980, 172160), (137728, 158725), (145120, 150640)]