207819528

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{499}}^1$

素因数の和:619

約数の個数: 128

約数和(自身を含む): 620160000

約数和(自身を除く): 412340472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 67, 74, 84, 111, 134, 148, 168, 201, 222, 259, 268, 296, 402, 444, 469, 499, 518, 536, 777, 804, 888, 938, 998, 1036, 1407, 1497, 1554, 1608, 1876, 1996, 2072, 2479, 2814, 2994, 3108, 3493, 3752, 3992, 4958, 5628, 5988, 6216, 6986, 7437, 9916, 10479, 11256, 11976, 13972, 14874, 17353, 18463, 19832, 20958, 27944, 29748, 33433, 34706, 36926, 41916, 52059, 55389, 59496, 66866, 69412, 73852, 83832, 100299, 104118, 110778, 129241, 133732, 138824, 147704, 200598, 208236, 221556, 234031, 258482, 267464, 387723, 401196, 416472, 443112, 468062, 516964, 702093, 775446, 802392, 936124, 1033928, 1237021, 1404186, 1550892, 1872248, 2474042, 2808372, 3101784, 3711063, 4948084, 5616744, 7422126, 8659147, 9896168, 14844252, 17318294, 25977441, 29688504, 34636588, 51954882, 69273176, 103909764, 207819528]

約数ペア:

[(1, 207819528), (2, 103909764), (3, 69273176), (4, 51954882), (6, 34636588), (7, 29688504), (8, 25977441), (12, 17318294), (14, 14844252), (21, 9896168), (24, 8659147), (28, 7422126), (37, 5616744), (42, 4948084), (56, 3711063), (67, 3101784), (74, 2808372), (84, 2474042), (111, 1872248), (134, 1550892), (148, 1404186), (168, 1237021), (201, 1033928), (222, 936124), (259, 802392), (268, 775446), (296, 702093), (402, 516964), (444, 468062), (469, 443112), (499, 416472), (518, 401196), (536, 387723), (777, 267464), (804, 258482), (888, 234031), (938, 221556), (998, 208236), (1036, 200598), (1407, 147704), (1497, 138824), (1554, 133732), (1608, 129241), (1876, 110778), (1996, 104118), (2072, 100299), (2479, 83832), (2814, 73852), (2994, 69412), (3108, 66866), (3493, 59496), (3752, 55389), (3992, 52059), (4958, 41916), (5628, 36926), (5988, 34706), (6216, 33433), (6986, 29748), (7437, 27944), (9916, 20958), (10479, 19832), (11256, 18463), (11976, 17353), (13972, 14874)]