163017840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21911}}^1$

素因数の和:21958

約数の個数: 80

約数和(自身を含む): 521680896

約数和(自身を除く): 358663056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 21911, 43822, 65733, 87644, 109555, 131466, 175288, 219110, 262932, 328665, 350576, 438220, 525864, 657330, 679241, 876440, 1051728, 1314660, 1358482, 1752880, 2037723, 2629320, 2716964, 3396205, 4075446, 5258640, 5433928, 6792410, 8150892, 10188615, 10867856, 13584820, 16301784, 20377230, 27169640, 32603568, 40754460, 54339280, 81508920, 163017840]

約数ペア:

[(1, 163017840), (2, 81508920), (3, 54339280), (4, 40754460), (5, 32603568), (6, 27169640), (8, 20377230), (10, 16301784), (12, 13584820), (15, 10867856), (16, 10188615), (20, 8150892), (24, 6792410), (30, 5433928), (31, 5258640), (40, 4075446), (48, 3396205), (60, 2716964), (62, 2629320), (80, 2037723), (93, 1752880), (120, 1358482), (124, 1314660), (155, 1051728), (186, 876440), (240, 679241), (248, 657330), (310, 525864), (372, 438220), (465, 350576), (496, 328665), (620, 262932), (744, 219110), (930, 175288), (1240, 131466), (1488, 109555), (1860, 87644), (2480, 65733), (3720, 43822), (7440, 21911)]