203480240

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{383}}^1$

素因数の和:654

約数の個数: 80

約数和(自身を含む): 492825600

約数和(自身を除く): 289345360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 229, 232, 290, 383, 458, 464, 580, 766, 916, 1145, 1160, 1532, 1832, 1915, 2290, 2320, 3064, 3664, 3830, 4580, 6128, 6641, 7660, 9160, 11107, 13282, 15320, 18320, 22214, 26564, 30640, 33205, 44428, 53128, 55535, 66410, 87707, 88856, 106256, 111070, 132820, 175414, 177712, 222140, 265640, 350828, 438535, 444280, 531280, 701656, 877070, 888560, 1403312, 1754140, 2543503, 3508280, 5087006, 7016560, 10174012, 12717515, 20348024, 25435030, 40696048, 50870060, 101740120, 203480240]

約数ペア:

[(1, 203480240), (2, 101740120), (4, 50870060), (5, 40696048), (8, 25435030), (10, 20348024), (16, 12717515), (20, 10174012), (29, 7016560), (40, 5087006), (58, 3508280), (80, 2543503), (116, 1754140), (145, 1403312), (229, 888560), (232, 877070), (290, 701656), (383, 531280), (458, 444280), (464, 438535), (580, 350828), (766, 265640), (916, 222140), (1145, 177712), (1160, 175414), (1532, 132820), (1832, 111070), (1915, 106256), (2290, 88856), (2320, 87707), (3064, 66410), (3664, 55535), (3830, 53128), (4580, 44428), (6128, 33205), (6641, 30640), (7660, 26564), (9160, 22214), (11107, 18320), (13282, 15320)]