490112880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{4993}}^1$

素因数の和:5418

約数の個数: 80

約数和(自身を含む): 1523369760

約数和(自身を除く): 1033256880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 409, 818, 1227, 1636, 2045, 2454, 3272, 4090, 4908, 4993, 6135, 6544, 8180, 9816, 9986, 12270, 14979, 16360, 19632, 19972, 24540, 24965, 29958, 32720, 39944, 49080, 49930, 59916, 74895, 79888, 98160, 99860, 119832, 149790, 199720, 239664, 299580, 399440, 599160, 1198320, 2042137, 4084274, 6126411, 8168548, 10210685, 12252822, 16337096, 20421370, 24505644, 30632055, 32674192, 40842740, 49011288, 61264110, 81685480, 98022576, 122528220, 163370960, 245056440, 490112880]

約数ペア:

[(1, 490112880), (2, 245056440), (3, 163370960), (4, 122528220), (5, 98022576), (6, 81685480), (8, 61264110), (10, 49011288), (12, 40842740), (15, 32674192), (16, 30632055), (20, 24505644), (24, 20421370), (30, 16337096), (40, 12252822), (48, 10210685), (60, 8168548), (80, 6126411), (120, 4084274), (240, 2042137), (409, 1198320), (818, 599160), (1227, 399440), (1636, 299580), (2045, 239664), (2454, 199720), (3272, 149790), (4090, 119832), (4908, 99860), (4993, 98160), (6135, 79888), (6544, 74895), (8180, 59916), (9816, 49930), (9986, 49080), (12270, 39944), (14979, 32720), (16360, 29958), (19632, 24965), (19972, 24540)]