30390960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{911}}^1$

素因数の和:1066

約数の個数: 80

約数和(自身を含む): 94993920

約数和(自身を除く): 64602960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 556, 695, 834, 911, 1112, 1390, 1668, 1822, 2085, 2224, 2733, 2780, 3336, 3644, 4170, 4555, 5466, 5560, 6672, 7288, 8340, 9110, 10932, 11120, 13665, 14576, 16680, 18220, 21864, 27330, 33360, 36440, 43728, 54660, 72880, 109320, 126629, 218640, 253258, 379887, 506516, 633145, 759774, 1013032, 1266290, 1519548, 1899435, 2026064, 2532580, 3039096, 3798870, 5065160, 6078192, 7597740, 10130320, 15195480, 30390960]

約数ペア:

[(1, 30390960), (2, 15195480), (3, 10130320), (4, 7597740), (5, 6078192), (6, 5065160), (8, 3798870), (10, 3039096), (12, 2532580), (15, 2026064), (16, 1899435), (20, 1519548), (24, 1266290), (30, 1013032), (40, 759774), (48, 633145), (60, 506516), (80, 379887), (120, 253258), (139, 218640), (240, 126629), (278, 109320), (417, 72880), (556, 54660), (695, 43728), (834, 36440), (911, 33360), (1112, 27330), (1390, 21864), (1668, 18220), (1822, 16680), (2085, 14576), (2224, 13665), (2733, 11120), (2780, 10932), (3336, 9110), (3644, 8340), (4170, 7288), (4555, 6672), (5466, 5560)]