81157440

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{929}}^1$

素因数の和:969

約数の個数: 224

約数和(自身を含む): 317479680

約数和(自身を除く): 236322240

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, 672, 728, 780, 832, 840, 910, 929, 960, 1040, 1092, 1120, 1248, 1344, 1365, 1456, 1560, 1680, 1820, 1858, 2080, 2184, 2240, 2496, 2730, 2787, 2912, 3120, 3360, 3640, 3716, 4160, 4368, 4645, 5460, 5574, 5824, 6240, 6503, 6720, 7280, 7432, 8736, 9290, 10920, 11148, 12077, 12480, 13006, 13935, 14560, 14864, 17472, 18580, 19509, 21840, 22296, 24154, 26012, 27870, 29120, 29728, 32515, 36231, 37160, 39018, 43680, 44592, 48308, 52024, 55740, 59456, 60385, 65030, 72462, 74320, 78036, 84539, 87360, 89184, 96616, 97545, 104048, 111480, 120770, 130060, 144924, 148640, 156072, 169078, 178368, 181155, 193232, 195090, 208096, 222960, 241540, 253617, 260120, 289848, 297280, 312144, 338156, 362310, 386464, 390180, 416192, 422695, 445920, 483080, 507234, 520240, 579696, 624288, 676312, 724620, 772928, 780360, 845390, 891840, 966160, 1014468, 1040480, 1159392, 1248576, 1268085, 1352624, 1449240, 1560720, 1690780, 1932320, 2028936, 2080960, 2318784, 2536170, 2705248, 2898480, 3121440, 3381560, 3864640, 4057872, 5072340, 5410496, 5796960, 6242880, 6763120, 8115744, 10144680, 11593920, 13526240, 16231488, 20289360, 27052480, 40578720, 81157440]

約数ペア:

[(1, 81157440), (2, 40578720), (3, 27052480), (4, 20289360), (5, 16231488), (6, 13526240), (7, 11593920), (8, 10144680), (10, 8115744), (12, 6763120), (13, 6242880), (14, 5796960), (15, 5410496), (16, 5072340), (20, 4057872), (21, 3864640), (24, 3381560), (26, 3121440), (28, 2898480), (30, 2705248), (32, 2536170), (35, 2318784), (39, 2080960), (40, 2028936), (42, 1932320), (48, 1690780), (52, 1560720), (56, 1449240), (60, 1352624), (64, 1268085), (65, 1248576), (70, 1159392), (78, 1040480), (80, 1014468), (84, 966160), (91, 891840), (96, 845390), (104, 780360), (105, 772928), (112, 724620), (120, 676312), (130, 624288), (140, 579696), (156, 520240), (160, 507234), (168, 483080), (182, 445920), (192, 422695), (195, 416192), (208, 390180), (210, 386464), (224, 362310), (240, 338156), (260, 312144), (273, 297280), (280, 289848), (312, 260120), (320, 253617), (336, 241540), (364, 222960), (390, 208096), (416, 195090), (420, 193232), (448, 181155), (455, 178368), (480, 169078), (520, 156072), (546, 148640), (560, 144924), (624, 130060), (672, 120770), (728, 111480), (780, 104048), (832, 97545), (840, 96616), (910, 89184), (929, 87360), (960, 84539), (1040, 78036), (1092, 74320), (1120, 72462), (1248, 65030), (1344, 60385), (1365, 59456), (1456, 55740), (1560, 52024), (1680, 48308), (1820, 44592), (1858, 43680), (2080, 39018), (2184, 37160), (2240, 36231), (2496, 32515), (2730, 29728), (2787, 29120), (2912, 27870), (3120, 26012), (3360, 24154), (3640, 22296), (3716, 21840), (4160, 19509), (4368, 18580), (4645, 17472), (5460, 14864), (5574, 14560), (5824, 13935), (6240, 13006), (6503, 12480), (6720, 12077), (7280, 11148), (7432, 10920), (8736, 9290)]