1292926720

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1$

素因数の和:682

約数の個数: 144

約数和(自身を含む): 3261978720

約数和(自身を除く): 1969052000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 61, 64, 80, 116, 122, 128, 145, 160, 232, 244, 256, 290, 305, 320, 464, 488, 571, 580, 610, 640, 928, 976, 1142, 1160, 1220, 1280, 1769, 1856, 1952, 2284, 2320, 2440, 2855, 3538, 3712, 3904, 4568, 4640, 4880, 5710, 7076, 7424, 7808, 8845, 9136, 9280, 9760, 11420, 14152, 15616, 16559, 17690, 18272, 18560, 19520, 22840, 28304, 33118, 34831, 35380, 36544, 37120, 39040, 45680, 56608, 66236, 69662, 70760, 73088, 78080, 82795, 91360, 113216, 132472, 139324, 141520, 146176, 165590, 174155, 182720, 226432, 264944, 278648, 283040, 331180, 348310, 365440, 452864, 529888, 557296, 566080, 662360, 696620, 730880, 1010099, 1059776, 1114592, 1132160, 1324720, 1393240, 2020198, 2119552, 2229184, 2264320, 2649440, 2786480, 4040396, 4239104, 4458368, 5050495, 5298880, 5572960, 8080792, 8916736, 10100990, 10597760, 11145920, 16161584, 20201980, 21195520, 22291840, 32323168, 40403960, 44583680, 64646336, 80807920, 129292672, 161615840, 258585344, 323231680, 646463360, 1292926720]

約数ペア:

[(1, 1292926720), (2, 646463360), (4, 323231680), (5, 258585344), (8, 161615840), (10, 129292672), (16, 80807920), (20, 64646336), (29, 44583680), (32, 40403960), (40, 32323168), (58, 22291840), (61, 21195520), (64, 20201980), (80, 16161584), (116, 11145920), (122, 10597760), (128, 10100990), (145, 8916736), (160, 8080792), (232, 5572960), (244, 5298880), (256, 5050495), (290, 4458368), (305, 4239104), (320, 4040396), (464, 2786480), (488, 2649440), (571, 2264320), (580, 2229184), (610, 2119552), (640, 2020198), (928, 1393240), (976, 1324720), (1142, 1132160), (1160, 1114592), (1220, 1059776), (1280, 1010099), (1769, 730880), (1856, 696620), (1952, 662360), (2284, 566080), (2320, 557296), (2440, 529888), (2855, 452864), (3538, 365440), (3712, 348310), (3904, 331180), (4568, 283040), (4640, 278648), (4880, 264944), (5710, 226432), (7076, 182720), (7424, 174155), (7808, 165590), (8845, 146176), (9136, 141520), (9280, 139324), (9760, 132472), (11420, 113216), (14152, 91360), (15616, 82795), (16559, 78080), (17690, 73088), (18272, 70760), (18560, 69662), (19520, 66236), (22840, 56608), (28304, 45680), (33118, 39040), (34831, 37120), (35380, 36544)]