161970312

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1$

素因数の和:491

約数の個数: 128

約数和(自身を含む): 483287040

約数和(自身を除く): 321316728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 71, 74, 84, 111, 142, 148, 168, 213, 222, 259, 284, 296, 367, 426, 444, 497, 518, 568, 734, 777, 852, 888, 994, 1036, 1101, 1468, 1491, 1554, 1704, 1988, 2072, 2202, 2569, 2627, 2936, 2982, 3108, 3976, 4404, 5138, 5254, 5964, 6216, 7707, 7881, 8808, 10276, 10508, 11928, 13579, 15414, 15762, 18389, 20552, 21016, 26057, 27158, 30828, 31524, 36778, 40737, 52114, 54316, 55167, 61656, 63048, 73556, 78171, 81474, 95053, 104228, 108632, 110334, 147112, 156342, 162948, 182399, 190106, 208456, 220668, 285159, 312684, 325896, 364798, 380212, 441336, 547197, 570318, 625368, 729596, 760424, 964109, 1094394, 1140636, 1459192, 1928218, 2188788, 2281272, 2892327, 3856436, 4377576, 5784654, 6748763, 7712872, 11569308, 13497526, 20246289, 23138616, 26995052, 40492578, 53990104, 80985156, 161970312]

約数ペア:

[(1, 161970312), (2, 80985156), (3, 53990104), (4, 40492578), (6, 26995052), (7, 23138616), (8, 20246289), (12, 13497526), (14, 11569308), (21, 7712872), (24, 6748763), (28, 5784654), (37, 4377576), (42, 3856436), (56, 2892327), (71, 2281272), (74, 2188788), (84, 1928218), (111, 1459192), (142, 1140636), (148, 1094394), (168, 964109), (213, 760424), (222, 729596), (259, 625368), (284, 570318), (296, 547197), (367, 441336), (426, 380212), (444, 364798), (497, 325896), (518, 312684), (568, 285159), (734, 220668), (777, 208456), (852, 190106), (888, 182399), (994, 162948), (1036, 156342), (1101, 147112), (1468, 110334), (1491, 108632), (1554, 104228), (1704, 95053), (1988, 81474), (2072, 78171), (2202, 73556), (2569, 63048), (2627, 61656), (2936, 55167), (2982, 54316), (3108, 52114), (3976, 40737), (4404, 36778), (5138, 31524), (5254, 30828), (5964, 27158), (6216, 26057), (7707, 21016), (7881, 20552), (8808, 18389), (10276, 15762), (10508, 15414), (11928, 13579)]