1267926520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:218

約数の個数: 256

約数和(自身を含む): 3583180800

約数和(自身を除く): 2315254280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 47, 56, 59, 70, 71, 92, 94, 115, 118, 140, 142, 161, 184, 188, 230, 235, 236, 280, 284, 295, 322, 329, 355, 376, 413, 460, 470, 472, 497, 568, 590, 644, 658, 710, 805, 826, 920, 940, 994, 1081, 1180, 1288, 1316, 1357, 1420, 1610, 1633, 1645, 1652, 1880, 1988, 2065, 2162, 2360, 2485, 2632, 2714, 2773, 2840, 3220, 3266, 3290, 3304, 3337, 3976, 4130, 4189, 4324, 4970, 5405, 5428, 5546, 6440, 6532, 6580, 6674, 6785, 7567, 8165, 8260, 8378, 8648, 9499, 9940, 10810, 10856, 11092, 11431, 13064, 13160, 13348, 13570, 13865, 15134, 16330, 16520, 16685, 16756, 18998, 19411, 19880, 20945, 21620, 22184, 22862, 23359, 26696, 27140, 27730, 29323, 30268, 32660, 33370, 33512, 37835, 37996, 38822, 41890, 43240, 45724, 46718, 47495, 54280, 55460, 57155, 58646, 60536, 63779, 65320, 66740, 75670, 75992, 76751, 77644, 83780, 91448, 93436, 94990, 96347, 97055, 110920, 114310, 116795, 117292, 127558, 133480, 146615, 151340, 153502, 155288, 167560, 186872, 189980, 192694, 194110, 196883, 228620, 233590, 234584, 255116, 293230, 302680, 307004, 318895, 379960, 383755, 385388, 388220, 393766, 446453, 457240, 467180, 481735, 510232, 537257, 586460, 614008, 637790, 674429, 767510, 770776, 776440, 787532, 892906, 934360, 963470, 984415, 1074514, 1172920, 1275580, 1348858, 1378181, 1535020, 1575064, 1785812, 1926940, 1968830, 2149028, 2232265, 2551160, 2686285, 2697716, 2756362, 3070040, 3372145, 3571624, 3853880, 3937660, 4298056, 4464530, 4528309, 5372570, 5395432, 5512724, 6744290, 6890905, 7875320, 8929060, 9056618, 10745140, 11025448, 13488580, 13781810, 17858120, 18113236, 21490280, 22641545, 26977160, 27563620, 31698163, 36226472, 45283090, 55127240, 63396326, 90566180, 126792652, 158490815, 181132360, 253585304, 316981630, 633963260, 1267926520]

約数ペア:

[(1, 1267926520), (2, 633963260), (4, 316981630), (5, 253585304), (7, 181132360), (8, 158490815), (10, 126792652), (14, 90566180), (20, 63396326), (23, 55127240), (28, 45283090), (35, 36226472), (40, 31698163), (46, 27563620), (47, 26977160), (56, 22641545), (59, 21490280), (70, 18113236), (71, 17858120), (92, 13781810), (94, 13488580), (115, 11025448), (118, 10745140), (140, 9056618), (142, 8929060), (161, 7875320), (184, 6890905), (188, 6744290), (230, 5512724), (235, 5395432), (236, 5372570), (280, 4528309), (284, 4464530), (295, 4298056), (322, 3937660), (329, 3853880), (355, 3571624), (376, 3372145), (413, 3070040), (460, 2756362), (470, 2697716), (472, 2686285), (497, 2551160), (568, 2232265), (590, 2149028), (644, 1968830), (658, 1926940), (710, 1785812), (805, 1575064), (826, 1535020), (920, 1378181), (940, 1348858), (994, 1275580), (1081, 1172920), (1180, 1074514), (1288, 984415), (1316, 963470), (1357, 934360), (1420, 892906), (1610, 787532), (1633, 776440), (1645, 770776), (1652, 767510), (1880, 674429), (1988, 637790), (2065, 614008), (2162, 586460), (2360, 537257), (2485, 510232), (2632, 481735), (2714, 467180), (2773, 457240), (2840, 446453), (3220, 393766), (3266, 388220), (3290, 385388), (3304, 383755), (3337, 379960), (3976, 318895), (4130, 307004), (4189, 302680), (4324, 293230), (4970, 255116), (5405, 234584), (5428, 233590), (5546, 228620), (6440, 196883), (6532, 194110), (6580, 192694), (6674, 189980), (6785, 186872), (7567, 167560), (8165, 155288), (8260, 153502), (8378, 151340), (8648, 146615), (9499, 133480), (9940, 127558), (10810, 117292), (10856, 116795), (11092, 114310), (11431, 110920), (13064, 97055), (13160, 96347), (13348, 94990), (13570, 93436), (13865, 91448), (15134, 83780), (16330, 77644), (16520, 76751), (16685, 75992), (16756, 75670), (18998, 66740), (19411, 65320), (19880, 63779), (20945, 60536), (21620, 58646), (22184, 57155), (22862, 55460), (23359, 54280), (26696, 47495), (27140, 46718), (27730, 45724), (29323, 43240), (30268, 41890), (32660, 38822), (33370, 37996), (33512, 37835)]