161472880

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{691}}^1$

素因数の和:854

約数の個数: 80

約数和(自身を含む): 395403264

約数和(自身を除く): 233930384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 127, 184, 230, 254, 368, 460, 508, 635, 691, 920, 1016, 1270, 1382, 1840, 2032, 2540, 2764, 2921, 3455, 5080, 5528, 5842, 6910, 10160, 11056, 11684, 13820, 14605, 15893, 23368, 27640, 29210, 31786, 46736, 55280, 58420, 63572, 79465, 87757, 116840, 127144, 158930, 175514, 233680, 254288, 317860, 351028, 438785, 635720, 702056, 877570, 1271440, 1404112, 1755140, 2018411, 3510280, 4036822, 7020560, 8073644, 10092055, 16147288, 20184110, 32294576, 40368220, 80736440, 161472880]

約数ペア:

[(1, 161472880), (2, 80736440), (4, 40368220), (5, 32294576), (8, 20184110), (10, 16147288), (16, 10092055), (20, 8073644), (23, 7020560), (40, 4036822), (46, 3510280), (80, 2018411), (92, 1755140), (115, 1404112), (127, 1271440), (184, 877570), (230, 702056), (254, 635720), (368, 438785), (460, 351028), (508, 317860), (635, 254288), (691, 233680), (920, 175514), (1016, 158930), (1270, 127144), (1382, 116840), (1840, 87757), (2032, 79465), (2540, 63572), (2764, 58420), (2921, 55280), (3455, 46736), (5080, 31786), (5528, 29210), (5842, 27640), (6910, 23368), (10160, 15893), (11056, 14605), (11684, 13820)]