66387720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4649}}^1$

素因数の和:4687

約数の個数: 128

約数和(自身を含む): 241056000

約数和(自身を除く): 174668280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3570, 4649, 4760, 7140, 9298, 13947, 14280, 18596, 23245, 27894, 32543, 37192, 46490, 55788, 65086, 69735, 79033, 92980, 97629, 111576, 130172, 139470, 158066, 162715, 185960, 195258, 237099, 260344, 278940, 316132, 325430, 390516, 395165, 474198, 488145, 553231, 557880, 632264, 650860, 781032, 790330, 948396, 976290, 1106462, 1185495, 1301720, 1580660, 1659693, 1896792, 1952580, 2212924, 2370990, 2766155, 3161320, 3319386, 3905160, 4425848, 4741980, 5532310, 6638772, 8298465, 9483960, 11064620, 13277544, 16596930, 22129240, 33193860, 66387720]

約数ペア:

[(1, 66387720), (2, 33193860), (3, 22129240), (4, 16596930), (5, 13277544), (6, 11064620), (7, 9483960), (8, 8298465), (10, 6638772), (12, 5532310), (14, 4741980), (15, 4425848), (17, 3905160), (20, 3319386), (21, 3161320), (24, 2766155), (28, 2370990), (30, 2212924), (34, 1952580), (35, 1896792), (40, 1659693), (42, 1580660), (51, 1301720), (56, 1185495), (60, 1106462), (68, 976290), (70, 948396), (84, 790330), (85, 781032), (102, 650860), (105, 632264), (119, 557880), (120, 553231), (136, 488145), (140, 474198), (168, 395165), (170, 390516), (204, 325430), (210, 316132), (238, 278940), (255, 260344), (280, 237099), (340, 195258), (357, 185960), (408, 162715), (420, 158066), (476, 139470), (510, 130172), (595, 111576), (680, 97629), (714, 92980), (840, 79033), (952, 69735), (1020, 65086), (1190, 55788), (1428, 46490), (1785, 37192), (2040, 32543), (2380, 27894), (2856, 23245), (3570, 18596), (4649, 14280), (4760, 13947), (7140, 9298)]