161080960

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:426

約数の個数: 128

約数和(自身を含む): 415964160

約数和(自身を除く): 254883200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 64, 80, 92, 115, 124, 128, 155, 160, 184, 230, 248, 310, 320, 353, 368, 460, 496, 620, 640, 706, 713, 736, 920, 992, 1240, 1412, 1426, 1472, 1765, 1840, 1984, 2480, 2824, 2852, 2944, 3530, 3565, 3680, 3968, 4960, 5648, 5704, 7060, 7130, 7360, 8119, 9920, 10943, 11296, 11408, 14120, 14260, 14720, 16238, 19840, 21886, 22592, 22816, 28240, 28520, 32476, 40595, 43772, 45184, 45632, 54715, 56480, 57040, 64952, 81190, 87544, 91264, 109430, 112960, 114080, 129904, 162380, 175088, 218860, 225920, 228160, 251689, 259808, 324760, 350176, 437720, 456320, 503378, 519616, 649520, 700352, 875440, 1006756, 1039232, 1258445, 1299040, 1400704, 1750880, 2013512, 2516890, 2598080, 3501760, 4027024, 5033780, 5196160, 7003520, 8054048, 10067560, 16108096, 20135120, 32216192, 40270240, 80540480, 161080960]

約数ペア:

[(1, 161080960), (2, 80540480), (4, 40270240), (5, 32216192), (8, 20135120), (10, 16108096), (16, 10067560), (20, 8054048), (23, 7003520), (31, 5196160), (32, 5033780), (40, 4027024), (46, 3501760), (62, 2598080), (64, 2516890), (80, 2013512), (92, 1750880), (115, 1400704), (124, 1299040), (128, 1258445), (155, 1039232), (160, 1006756), (184, 875440), (230, 700352), (248, 649520), (310, 519616), (320, 503378), (353, 456320), (368, 437720), (460, 350176), (496, 324760), (620, 259808), (640, 251689), (706, 228160), (713, 225920), (736, 218860), (920, 175088), (992, 162380), (1240, 129904), (1412, 114080), (1426, 112960), (1472, 109430), (1765, 91264), (1840, 87544), (1984, 81190), (2480, 64952), (2824, 57040), (2852, 56480), (2944, 54715), (3530, 45632), (3565, 45184), (3680, 43772), (3968, 40595), (4960, 32476), (5648, 28520), (5704, 28240), (7060, 22816), (7130, 22592), (7360, 21886), (8119, 19840), (9920, 16238), (10943, 14720), (11296, 14260), (11408, 14120)]