164240640

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:349

約数の個数: 216

約数和(自身を含む): 581129640

約数和(自身を除く): 416889000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 64, 72, 80, 90, 96, 106, 120, 128, 144, 159, 160, 180, 192, 212, 240, 256, 265, 269, 288, 318, 320, 360, 384, 424, 477, 480, 530, 538, 576, 636, 640, 720, 768, 795, 807, 848, 954, 960, 1060, 1076, 1152, 1272, 1280, 1345, 1440, 1590, 1614, 1696, 1908, 1920, 2120, 2152, 2304, 2385, 2421, 2544, 2690, 2880, 3180, 3228, 3392, 3816, 3840, 4035, 4240, 4304, 4770, 4842, 5088, 5380, 5760, 6360, 6456, 6784, 7632, 8070, 8480, 8608, 9540, 9684, 10176, 10760, 11520, 12105, 12720, 12912, 13568, 14257, 15264, 16140, 16960, 17216, 19080, 19368, 20352, 21520, 24210, 25440, 25824, 28514, 30528, 32280, 33920, 34432, 38160, 38736, 40704, 42771, 43040, 48420, 50880, 51648, 57028, 61056, 64560, 67840, 68864, 71285, 76320, 77472, 85542, 86080, 96840, 101760, 103296, 114056, 122112, 128313, 129120, 142570, 152640, 154944, 171084, 172160, 193680, 203520, 206592, 213855, 228112, 256626, 258240, 285140, 305280, 309888, 342168, 344320, 387360, 427710, 456224, 513252, 516480, 570280, 610560, 619776, 641565, 684336, 774720, 855420, 912448, 1026504, 1032960, 1140560, 1283130, 1368672, 1549440, 1710840, 1824896, 2053008, 2281120, 2566260, 2737344, 3098880, 3421680, 3649792, 4106016, 4562240, 5132520, 5474688, 6843360, 8212032, 9124480, 10265040, 10949376, 13686720, 16424064, 18248960, 20530080, 27373440, 32848128, 41060160, 54746880, 82120320, 164240640]

約数ペア:

[(1, 164240640), (2, 82120320), (3, 54746880), (4, 41060160), (5, 32848128), (6, 27373440), (8, 20530080), (9, 18248960), (10, 16424064), (12, 13686720), (15, 10949376), (16, 10265040), (18, 9124480), (20, 8212032), (24, 6843360), (30, 5474688), (32, 5132520), (36, 4562240), (40, 4106016), (45, 3649792), (48, 3421680), (53, 3098880), (60, 2737344), (64, 2566260), (72, 2281120), (80, 2053008), (90, 1824896), (96, 1710840), (106, 1549440), (120, 1368672), (128, 1283130), (144, 1140560), (159, 1032960), (160, 1026504), (180, 912448), (192, 855420), (212, 774720), (240, 684336), (256, 641565), (265, 619776), (269, 610560), (288, 570280), (318, 516480), (320, 513252), (360, 456224), (384, 427710), (424, 387360), (477, 344320), (480, 342168), (530, 309888), (538, 305280), (576, 285140), (636, 258240), (640, 256626), (720, 228112), (768, 213855), (795, 206592), (807, 203520), (848, 193680), (954, 172160), (960, 171084), (1060, 154944), (1076, 152640), (1152, 142570), (1272, 129120), (1280, 128313), (1345, 122112), (1440, 114056), (1590, 103296), (1614, 101760), (1696, 96840), (1908, 86080), (1920, 85542), (2120, 77472), (2152, 76320), (2304, 71285), (2385, 68864), (2421, 67840), (2544, 64560), (2690, 61056), (2880, 57028), (3180, 51648), (3228, 50880), (3392, 48420), (3816, 43040), (3840, 42771), (4035, 40704), (4240, 38736), (4304, 38160), (4770, 34432), (4842, 33920), (5088, 32280), (5380, 30528), (5760, 28514), (6360, 25824), (6456, 25440), (6784, 24210), (7632, 21520), (8070, 20352), (8480, 19368), (8608, 19080), (9540, 17216), (9684, 16960), (10176, 16140), (10760, 15264), (11520, 14257), (12105, 13568), (12720, 12912)]