322161920

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:428

約数の個数: 144

約数和(自身を含む): 833559552

約数和(自身を除く): 511397632

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, 256, 310, 320, 353, 368, 460, 496, 620, 640, 706, 713, 736, 920, 992, 1240, 1280, 1412, 1426, 1472, 1765, 1840, 1984, 2480, 2824, 2852, 2944, 3530, 3565, 3680, 3968, 4960, 5648, 5704, 5888, 7060, 7130, 7360, 7936, 8119, 9920, 10943, 11296, 11408, 14120, 14260, 14720, 16238, 19840, 21886, 22592, 22816, 28240, 28520, 29440, 32476, 39680, 40595, 43772, 45184, 45632, 54715, 56480, 57040, 64952, 81190, 87544, 90368, 91264, 109430, 112960, 114080, 129904, 162380, 175088, 182528, 218860, 225920, 228160, 251689, 259808, 324760, 350176, 437720, 451840, 456320, 503378, 519616, 649520, 700352, 875440, 912640, 1006756, 1039232, 1258445, 1299040, 1400704, 1750880, 2013512, 2078464, 2516890, 2598080, 2801408, 3501760, 4027024, 5033780, 5196160, 7003520, 8054048, 10067560, 10392320, 14007040, 16108096, 20135120, 32216192, 40270240, 64432384, 80540480, 161080960, 322161920]

約数ペア:

[(1, 322161920), (2, 161080960), (4, 80540480), (5, 64432384), (8, 40270240), (10, 32216192), (16, 20135120), (20, 16108096), (23, 14007040), (31, 10392320), (32, 10067560), (40, 8054048), (46, 7003520), (62, 5196160), (64, 5033780), (80, 4027024), (92, 3501760), (115, 2801408), (124, 2598080), (128, 2516890), (155, 2078464), (160, 2013512), (184, 1750880), (230, 1400704), (248, 1299040), (256, 1258445), (310, 1039232), (320, 1006756), (353, 912640), (368, 875440), (460, 700352), (496, 649520), (620, 519616), (640, 503378), (706, 456320), (713, 451840), (736, 437720), (920, 350176), (992, 324760), (1240, 259808), (1280, 251689), (1412, 228160), (1426, 225920), (1472, 218860), (1765, 182528), (1840, 175088), (1984, 162380), (2480, 129904), (2824, 114080), (2852, 112960), (2944, 109430), (3530, 91264), (3565, 90368), (3680, 87544), (3968, 81190), (4960, 64952), (5648, 57040), (5704, 56480), (5888, 54715), (7060, 45632), (7130, 45184), (7360, 43772), (7936, 40595), (8119, 39680), (9920, 32476), (10943, 29440), (11296, 28520), (11408, 28240), (14120, 22816), (14260, 22592), (14720, 21886), (16238, 19840)]