240654480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{8287}}^1$

素因数の和:8325

約数の個数: 120

約数和(自身を含む): 820114176

約数和(自身を除く): 579459696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 121, 132, 165, 176, 220, 240, 242, 264, 330, 363, 440, 484, 528, 605, 660, 726, 880, 968, 1210, 1320, 1452, 1815, 1936, 2420, 2640, 2904, 3630, 4840, 5808, 7260, 8287, 9680, 14520, 16574, 24861, 29040, 33148, 41435, 49722, 66296, 82870, 91157, 99444, 124305, 132592, 165740, 182314, 198888, 248610, 273471, 331480, 364628, 397776, 455785, 497220, 546942, 662960, 729256, 911570, 994440, 1002727, 1093884, 1367355, 1458512, 1823140, 1988880, 2005454, 2187768, 2734710, 3008181, 3646280, 4010908, 4375536, 5013635, 5469420, 6016362, 7292560, 8021816, 10027270, 10938840, 12032724, 15040905, 16043632, 20054540, 21877680, 24065448, 30081810, 40109080, 48130896, 60163620, 80218160, 120327240, 240654480]

約数ペア:

[(1, 240654480), (2, 120327240), (3, 80218160), (4, 60163620), (5, 48130896), (6, 40109080), (8, 30081810), (10, 24065448), (11, 21877680), (12, 20054540), (15, 16043632), (16, 15040905), (20, 12032724), (22, 10938840), (24, 10027270), (30, 8021816), (33, 7292560), (40, 6016362), (44, 5469420), (48, 5013635), (55, 4375536), (60, 4010908), (66, 3646280), (80, 3008181), (88, 2734710), (110, 2187768), (120, 2005454), (121, 1988880), (132, 1823140), (165, 1458512), (176, 1367355), (220, 1093884), (240, 1002727), (242, 994440), (264, 911570), (330, 729256), (363, 662960), (440, 546942), (484, 497220), (528, 455785), (605, 397776), (660, 364628), (726, 331480), (880, 273471), (968, 248610), (1210, 198888), (1320, 182314), (1452, 165740), (1815, 132592), (1936, 124305), (2420, 99444), (2640, 91157), (2904, 82870), (3630, 66296), (4840, 49722), (5808, 41435), (7260, 33148), (8287, 29040), (9680, 24861), (14520, 16574)]