64570240

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:133

約数の個数: 192

約数和(自身を含む): 188373600

約数和(自身を除く): 123803360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 49, 56, 58, 64, 70, 71, 80, 98, 112, 116, 128, 140, 142, 145, 160, 196, 203, 224, 232, 245, 280, 284, 290, 320, 355, 392, 406, 448, 464, 490, 497, 560, 568, 580, 640, 710, 784, 812, 896, 928, 980, 994, 1015, 1120, 1136, 1160, 1420, 1421, 1568, 1624, 1856, 1960, 1988, 2030, 2059, 2240, 2272, 2320, 2485, 2840, 2842, 3136, 3248, 3479, 3712, 3920, 3976, 4060, 4118, 4480, 4544, 4640, 4970, 5680, 5684, 6272, 6496, 6958, 7105, 7840, 7952, 8120, 8236, 9088, 9280, 9940, 10295, 11360, 11368, 12992, 13916, 14210, 14413, 15680, 15904, 16240, 16472, 17395, 18560, 19880, 20590, 22720, 22736, 25984, 27832, 28420, 28826, 31360, 31808, 32480, 32944, 34790, 39760, 41180, 45440, 45472, 55664, 56840, 57652, 63616, 64960, 65888, 69580, 72065, 79520, 82360, 90944, 100891, 111328, 113680, 115304, 129920, 131776, 139160, 144130, 159040, 164720, 181888, 201782, 222656, 227360, 230608, 263552, 278320, 288260, 318080, 329440, 403564, 445312, 454720, 461216, 504455, 556640, 576520, 658880, 807128, 909440, 922432, 1008910, 1113280, 1153040, 1317760, 1614256, 1844864, 2017820, 2226560, 2306080, 3228512, 4035640, 4612160, 6457024, 8071280, 9224320, 12914048, 16142560, 32285120, 64570240]

約数ペア:

[(1, 64570240), (2, 32285120), (4, 16142560), (5, 12914048), (7, 9224320), (8, 8071280), (10, 6457024), (14, 4612160), (16, 4035640), (20, 3228512), (28, 2306080), (29, 2226560), (32, 2017820), (35, 1844864), (40, 1614256), (49, 1317760), (56, 1153040), (58, 1113280), (64, 1008910), (70, 922432), (71, 909440), (80, 807128), (98, 658880), (112, 576520), (116, 556640), (128, 504455), (140, 461216), (142, 454720), (145, 445312), (160, 403564), (196, 329440), (203, 318080), (224, 288260), (232, 278320), (245, 263552), (280, 230608), (284, 227360), (290, 222656), (320, 201782), (355, 181888), (392, 164720), (406, 159040), (448, 144130), (464, 139160), (490, 131776), (497, 129920), (560, 115304), (568, 113680), (580, 111328), (640, 100891), (710, 90944), (784, 82360), (812, 79520), (896, 72065), (928, 69580), (980, 65888), (994, 64960), (1015, 63616), (1120, 57652), (1136, 56840), (1160, 55664), (1420, 45472), (1421, 45440), (1568, 41180), (1624, 39760), (1856, 34790), (1960, 32944), (1988, 32480), (2030, 31808), (2059, 31360), (2240, 28826), (2272, 28420), (2320, 27832), (2485, 25984), (2840, 22736), (2842, 22720), (3136, 20590), (3248, 19880), (3479, 18560), (3712, 17395), (3920, 16472), (3976, 16240), (4060, 15904), (4118, 15680), (4480, 14413), (4544, 14210), (4640, 13916), (4970, 12992), (5680, 11368), (5684, 11360), (6272, 10295), (6496, 9940), (6958, 9280), (7105, 9088), (7840, 8236), (7952, 8120)]