164123120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^2$

素因数の和:235

約数の個数: 120

約数和(自身を含む): 452973984

約数和(自身を除く): 288850864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 89, 112, 140, 148, 178, 185, 259, 280, 296, 356, 370, 445, 518, 560, 592, 623, 712, 740, 890, 1036, 1246, 1295, 1424, 1480, 1780, 2072, 2492, 2590, 2960, 3115, 3293, 3560, 4144, 4984, 5180, 6230, 6586, 7120, 7921, 9968, 10360, 12460, 13172, 15842, 16465, 20720, 23051, 24920, 26344, 31684, 32930, 39605, 46102, 49840, 52688, 55447, 63368, 65860, 79210, 92204, 110894, 115255, 126736, 131720, 158420, 184408, 221788, 230510, 263440, 277235, 293077, 316840, 368816, 443576, 461020, 554470, 586154, 633680, 887152, 922040, 1108940, 1172308, 1465385, 1844080, 2051539, 2217880, 2344616, 2930770, 4103078, 4435760, 4689232, 5861540, 8206156, 10257695, 11723080, 16412312, 20515390, 23446160, 32824624, 41030780, 82061560, 164123120]

約数ペア:

[(1, 164123120), (2, 82061560), (4, 41030780), (5, 32824624), (7, 23446160), (8, 20515390), (10, 16412312), (14, 11723080), (16, 10257695), (20, 8206156), (28, 5861540), (35, 4689232), (37, 4435760), (40, 4103078), (56, 2930770), (70, 2344616), (74, 2217880), (80, 2051539), (89, 1844080), (112, 1465385), (140, 1172308), (148, 1108940), (178, 922040), (185, 887152), (259, 633680), (280, 586154), (296, 554470), (356, 461020), (370, 443576), (445, 368816), (518, 316840), (560, 293077), (592, 277235), (623, 263440), (712, 230510), (740, 221788), (890, 184408), (1036, 158420), (1246, 131720), (1295, 126736), (1424, 115255), (1480, 110894), (1780, 92204), (2072, 79210), (2492, 65860), (2590, 63368), (2960, 55447), (3115, 52688), (3293, 49840), (3560, 46102), (4144, 39605), (4984, 32930), (5180, 31684), (6230, 26344), (6586, 24920), (7120, 23051), (7921, 20720), (9968, 16465), (10360, 15842), (12460, 13172)]