56995960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:197

約数の個数: 128

約数和(自身を含む): 154275840

約数和(自身を除く): 97279880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 61, 70, 71, 94, 122, 140, 142, 188, 235, 244, 280, 284, 305, 329, 355, 376, 427, 470, 488, 497, 568, 610, 658, 710, 854, 940, 994, 1220, 1316, 1420, 1645, 1708, 1880, 1988, 2135, 2440, 2485, 2632, 2840, 2867, 3290, 3337, 3416, 3976, 4270, 4331, 4970, 5734, 6580, 6674, 8540, 8662, 9940, 11468, 13160, 13348, 14335, 16685, 17080, 17324, 19880, 20069, 21655, 22936, 23359, 26696, 28670, 30317, 33370, 34648, 40138, 43310, 46718, 57340, 60634, 66740, 80276, 86620, 93436, 100345, 114680, 116795, 121268, 133480, 151585, 160552, 173240, 186872, 200690, 203557, 233590, 242536, 303170, 401380, 407114, 467180, 606340, 802760, 814228, 934360, 1017785, 1212680, 1424899, 1628456, 2035570, 2849798, 4071140, 5699596, 7124495, 8142280, 11399192, 14248990, 28497980, 56995960]

約数ペア:

[(1, 56995960), (2, 28497980), (4, 14248990), (5, 11399192), (7, 8142280), (8, 7124495), (10, 5699596), (14, 4071140), (20, 2849798), (28, 2035570), (35, 1628456), (40, 1424899), (47, 1212680), (56, 1017785), (61, 934360), (70, 814228), (71, 802760), (94, 606340), (122, 467180), (140, 407114), (142, 401380), (188, 303170), (235, 242536), (244, 233590), (280, 203557), (284, 200690), (305, 186872), (329, 173240), (355, 160552), (376, 151585), (427, 133480), (470, 121268), (488, 116795), (497, 114680), (568, 100345), (610, 93436), (658, 86620), (710, 80276), (854, 66740), (940, 60634), (994, 57340), (1220, 46718), (1316, 43310), (1420, 40138), (1645, 34648), (1708, 33370), (1880, 30317), (1988, 28670), (2135, 26696), (2440, 23359), (2485, 22936), (2632, 21655), (2840, 20069), (2867, 19880), (3290, 17324), (3337, 17080), (3416, 16685), (3976, 14335), (4270, 13348), (4331, 13160), (4970, 11468), (5734, 9940), (6580, 8662), (6674, 8540)]