221824920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:385

約数の個数: 128

約数和(自身を含む): 682007040

約数和(自身を除く): 460182120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 131, 137, 206, 262, 274, 309, 393, 411, 412, 515, 524, 548, 618, 655, 685, 786, 822, 824, 1030, 1048, 1096, 1236, 1310, 1370, 1545, 1572, 1644, 1965, 2055, 2060, 2472, 2620, 2740, 3090, 3144, 3288, 3930, 4110, 4120, 5240, 5480, 6180, 7860, 8220, 12360, 13493, 14111, 15720, 16440, 17947, 26986, 28222, 35894, 40479, 42333, 53841, 53972, 56444, 67465, 70555, 71788, 80958, 84666, 89735, 107682, 107944, 112888, 134930, 141110, 143576, 161916, 169332, 179470, 202395, 211665, 215364, 269205, 269860, 282220, 323832, 338664, 358940, 404790, 423330, 430728, 538410, 539720, 564440, 717880, 809580, 846660, 1076820, 1619160, 1693320, 1848541, 2153640, 3697082, 5545623, 7394164, 9242705, 11091246, 14788328, 18485410, 22182492, 27728115, 36970820, 44364984, 55456230, 73941640, 110912460, 221824920]

約数ペア:

[(1, 221824920), (2, 110912460), (3, 73941640), (4, 55456230), (5, 44364984), (6, 36970820), (8, 27728115), (10, 22182492), (12, 18485410), (15, 14788328), (20, 11091246), (24, 9242705), (30, 7394164), (40, 5545623), (60, 3697082), (103, 2153640), (120, 1848541), (131, 1693320), (137, 1619160), (206, 1076820), (262, 846660), (274, 809580), (309, 717880), (393, 564440), (411, 539720), (412, 538410), (515, 430728), (524, 423330), (548, 404790), (618, 358940), (655, 338664), (685, 323832), (786, 282220), (822, 269860), (824, 269205), (1030, 215364), (1048, 211665), (1096, 202395), (1236, 179470), (1310, 169332), (1370, 161916), (1545, 143576), (1572, 141110), (1644, 134930), (1965, 112888), (2055, 107944), (2060, 107682), (2472, 89735), (2620, 84666), (2740, 80958), (3090, 71788), (3144, 70555), (3288, 67465), (3930, 56444), (4110, 53972), (4120, 53841), (5240, 42333), (5480, 40479), (6180, 35894), (7860, 28222), (8220, 26986), (12360, 17947), (13493, 16440), (14111, 15720)]