264348160

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3331}}^1$

素因数の和:3385

約数の個数: 80

約数和(自身を含む): 654458112

約数和(自身を除く): 390109952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 3331, 3968, 4960, 6662, 7936, 9920, 13324, 15872, 16655, 19840, 26648, 33310, 39680, 53296, 66620, 79360, 103261, 106592, 133240, 206522, 213184, 266480, 413044, 426368, 516305, 532960, 826088, 852736, 1032610, 1065920, 1652176, 1705472, 2065220, 2131840, 3304352, 4130440, 4263680, 6608704, 8260880, 8527360, 13217408, 16521760, 26434816, 33043520, 52869632, 66087040, 132174080, 264348160]

約数ペア:

[(1, 264348160), (2, 132174080), (4, 66087040), (5, 52869632), (8, 33043520), (10, 26434816), (16, 16521760), (20, 13217408), (31, 8527360), (32, 8260880), (40, 6608704), (62, 4263680), (64, 4130440), (80, 3304352), (124, 2131840), (128, 2065220), (155, 1705472), (160, 1652176), (248, 1065920), (256, 1032610), (310, 852736), (320, 826088), (496, 532960), (512, 516305), (620, 426368), (640, 413044), (992, 266480), (1240, 213184), (1280, 206522), (1984, 133240), (2480, 106592), (2560, 103261), (3331, 79360), (3968, 66620), (4960, 53296), (6662, 39680), (7936, 33310), (9920, 26648), (13324, 19840), (15872, 16655)]