56521920

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:687

約数の個数: 224

約数和(自身を含む): 221211648

約数和(自身を除く): 164689728

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 390, 416, 420, 448, 455, 480, 520, 546, 560, 624, 647, 672, 728, 780, 832, 840, 910, 960, 1040, 1092, 1120, 1248, 1294, 1344, 1365, 1456, 1560, 1680, 1820, 1941, 2080, 2184, 2240, 2496, 2588, 2730, 2912, 3120, 3235, 3360, 3640, 3882, 4160, 4368, 4529, 5176, 5460, 5824, 6240, 6470, 6720, 7280, 7764, 8411, 8736, 9058, 9705, 10352, 10920, 12480, 12940, 13587, 14560, 15528, 16822, 17472, 18116, 19410, 20704, 21840, 22645, 25233, 25880, 27174, 29120, 31056, 33644, 36232, 38820, 41408, 42055, 43680, 45290, 50466, 51760, 54348, 58877, 62112, 67288, 67935, 72464, 77640, 84110, 87360, 90580, 100932, 103520, 108696, 117754, 124224, 126165, 134576, 135870, 144928, 155280, 168220, 176631, 181160, 201864, 207040, 217392, 235508, 252330, 269152, 271740, 289856, 294385, 310560, 336440, 353262, 362320, 403728, 434784, 471016, 504660, 538304, 543480, 588770, 621120, 672880, 706524, 724640, 807456, 869568, 883155, 942032, 1009320, 1086960, 1177540, 1345760, 1413048, 1449280, 1614912, 1766310, 1884064, 2018640, 2173920, 2355080, 2691520, 2826096, 3532620, 3768128, 4037280, 4347840, 4710160, 5652192, 7065240, 8074560, 9420320, 11304384, 14130480, 18840640, 28260960, 56521920]

約数ペア:

[(1, 56521920), (2, 28260960), (3, 18840640), (4, 14130480), (5, 11304384), (6, 9420320), (7, 8074560), (8, 7065240), (10, 5652192), (12, 4710160), (13, 4347840), (14, 4037280), (15, 3768128), (16, 3532620), (20, 2826096), (21, 2691520), (24, 2355080), (26, 2173920), (28, 2018640), (30, 1884064), (32, 1766310), (35, 1614912), (39, 1449280), (40, 1413048), (42, 1345760), (48, 1177540), (52, 1086960), (56, 1009320), (60, 942032), (64, 883155), (65, 869568), (70, 807456), (78, 724640), (80, 706524), (84, 672880), (91, 621120), (96, 588770), (104, 543480), (105, 538304), (112, 504660), (120, 471016), (130, 434784), (140, 403728), (156, 362320), (160, 353262), (168, 336440), (182, 310560), (192, 294385), (195, 289856), (208, 271740), (210, 269152), (224, 252330), (240, 235508), (260, 217392), (273, 207040), (280, 201864), (312, 181160), (320, 176631), (336, 168220), (364, 155280), (390, 144928), (416, 135870), (420, 134576), (448, 126165), (455, 124224), (480, 117754), (520, 108696), (546, 103520), (560, 100932), (624, 90580), (647, 87360), (672, 84110), (728, 77640), (780, 72464), (832, 67935), (840, 67288), (910, 62112), (960, 58877), (1040, 54348), (1092, 51760), (1120, 50466), (1248, 45290), (1294, 43680), (1344, 42055), (1365, 41408), (1456, 38820), (1560, 36232), (1680, 33644), (1820, 31056), (1941, 29120), (2080, 27174), (2184, 25880), (2240, 25233), (2496, 22645), (2588, 21840), (2730, 20704), (2912, 19410), (3120, 18116), (3235, 17472), (3360, 16822), (3640, 15528), (3882, 14560), (4160, 13587), (4368, 12940), (4529, 12480), (5176, 10920), (5460, 10352), (5824, 9705), (6240, 9058), (6470, 8736), (6720, 8411), (7280, 7764)]