80262840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:194

約数の個数: 256

約数和(自身を含む): 298598400

約数和(自身を除く): 218335560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 47, 56, 57, 60, 70, 76, 84, 94, 95, 105, 107, 114, 120, 133, 140, 141, 152, 168, 188, 190, 210, 214, 228, 235, 266, 280, 282, 285, 321, 329, 376, 380, 399, 420, 428, 456, 470, 532, 535, 564, 570, 642, 658, 665, 705, 749, 760, 798, 840, 856, 893, 940, 987, 1064, 1070, 1128, 1140, 1284, 1316, 1330, 1410, 1498, 1596, 1605, 1645, 1786, 1880, 1974, 1995, 2033, 2140, 2247, 2280, 2568, 2632, 2660, 2679, 2820, 2996, 3192, 3210, 3290, 3572, 3745, 3948, 3990, 4066, 4280, 4465, 4494, 4935, 5029, 5320, 5358, 5640, 5992, 6099, 6251, 6420, 6580, 7144, 7490, 7896, 7980, 8132, 8930, 8988, 9870, 10058, 10165, 10716, 11235, 12198, 12502, 12840, 13160, 13395, 14231, 14980, 15087, 15960, 16264, 17860, 17976, 18753, 19740, 20116, 20330, 21432, 22470, 24396, 25004, 25145, 26790, 28462, 29960, 30174, 30495, 31255, 35203, 35720, 37506, 39480, 40232, 40660, 42693, 44940, 48792, 50008, 50290, 53580, 56924, 60348, 60990, 62510, 70406, 71155, 75012, 75435, 81320, 85386, 89880, 93765, 95551, 100580, 105609, 107160, 113848, 120696, 121980, 125020, 140812, 142310, 150024, 150870, 170772, 176015, 187530, 191102, 201160, 211218, 213465, 243960, 250040, 281624, 284620, 286653, 301740, 341544, 352030, 375060, 382204, 422436, 426930, 477755, 528045, 569240, 573306, 603480, 668857, 704060, 750120, 764408, 844872, 853860, 955510, 1056090, 1146612, 1337714, 1408120, 1433265, 1707720, 1911020, 2006571, 2112180, 2293224, 2675428, 2866530, 3344285, 3822040, 4013142, 4224360, 5350856, 5733060, 6688570, 8026284, 10032855, 11466120, 13377140, 16052568, 20065710, 26754280, 40131420, 80262840]

約数ペア:

[(1, 80262840), (2, 40131420), (3, 26754280), (4, 20065710), (5, 16052568), (6, 13377140), (7, 11466120), (8, 10032855), (10, 8026284), (12, 6688570), (14, 5733060), (15, 5350856), (19, 4224360), (20, 4013142), (21, 3822040), (24, 3344285), (28, 2866530), (30, 2675428), (35, 2293224), (38, 2112180), (40, 2006571), (42, 1911020), (47, 1707720), (56, 1433265), (57, 1408120), (60, 1337714), (70, 1146612), (76, 1056090), (84, 955510), (94, 853860), (95, 844872), (105, 764408), (107, 750120), (114, 704060), (120, 668857), (133, 603480), (140, 573306), (141, 569240), (152, 528045), (168, 477755), (188, 426930), (190, 422436), (210, 382204), (214, 375060), (228, 352030), (235, 341544), (266, 301740), (280, 286653), (282, 284620), (285, 281624), (321, 250040), (329, 243960), (376, 213465), (380, 211218), (399, 201160), (420, 191102), (428, 187530), (456, 176015), (470, 170772), (532, 150870), (535, 150024), (564, 142310), (570, 140812), (642, 125020), (658, 121980), (665, 120696), (705, 113848), (749, 107160), (760, 105609), (798, 100580), (840, 95551), (856, 93765), (893, 89880), (940, 85386), (987, 81320), (1064, 75435), (1070, 75012), (1128, 71155), (1140, 70406), (1284, 62510), (1316, 60990), (1330, 60348), (1410, 56924), (1498, 53580), (1596, 50290), (1605, 50008), (1645, 48792), (1786, 44940), (1880, 42693), (1974, 40660), (1995, 40232), (2033, 39480), (2140, 37506), (2247, 35720), (2280, 35203), (2568, 31255), (2632, 30495), (2660, 30174), (2679, 29960), (2820, 28462), (2996, 26790), (3192, 25145), (3210, 25004), (3290, 24396), (3572, 22470), (3745, 21432), (3948, 20330), (3990, 20116), (4066, 19740), (4280, 18753), (4465, 17976), (4494, 17860), (4935, 16264), (5029, 15960), (5320, 15087), (5358, 14980), (5640, 14231), (5992, 13395), (6099, 13160), (6251, 12840), (6420, 12502), (6580, 12198), (7144, 11235), (7490, 10716), (7896, 10165), (7980, 10058), (8132, 9870), (8930, 8988)]