220164560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{347}}^1$

素因数の和:481

約数の個数: 160

約数和(自身を含む): 646244352

約数和(自身を除く): 426079792

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 103, 110, 112, 140, 154, 176, 206, 220, 280, 308, 347, 385, 412, 440, 515, 560, 616, 694, 721, 770, 824, 880, 1030, 1133, 1232, 1388, 1442, 1540, 1648, 1735, 2060, 2266, 2429, 2776, 2884, 3080, 3470, 3605, 3817, 4120, 4532, 4858, 5552, 5665, 5768, 6160, 6940, 7210, 7634, 7931, 8240, 9064, 9716, 11330, 11536, 12145, 13880, 14420, 15268, 15862, 18128, 19085, 19432, 22660, 24290, 26719, 27760, 28840, 30536, 31724, 35741, 38170, 38864, 39655, 45320, 48580, 53438, 57680, 61072, 63448, 71482, 76340, 79310, 90640, 97160, 106876, 126896, 133595, 142964, 152680, 158620, 178705, 194320, 213752, 250187, 267190, 285928, 305360, 317240, 357410, 393151, 427504, 500374, 534380, 571856, 634480, 714820, 786302, 1000748, 1068760, 1250935, 1429640, 1572604, 1965755, 2001496, 2137520, 2501870, 2752057, 2859280, 3145208, 3931510, 4002992, 5003740, 5504114, 6290416, 7863020, 10007480, 11008228, 13760285, 15726040, 20014960, 22016456, 27520570, 31452080, 44032912, 55041140, 110082280, 220164560]

約数ペア:

[(1, 220164560), (2, 110082280), (4, 55041140), (5, 44032912), (7, 31452080), (8, 27520570), (10, 22016456), (11, 20014960), (14, 15726040), (16, 13760285), (20, 11008228), (22, 10007480), (28, 7863020), (35, 6290416), (40, 5504114), (44, 5003740), (55, 4002992), (56, 3931510), (70, 3145208), (77, 2859280), (80, 2752057), (88, 2501870), (103, 2137520), (110, 2001496), (112, 1965755), (140, 1572604), (154, 1429640), (176, 1250935), (206, 1068760), (220, 1000748), (280, 786302), (308, 714820), (347, 634480), (385, 571856), (412, 534380), (440, 500374), (515, 427504), (560, 393151), (616, 357410), (694, 317240), (721, 305360), (770, 285928), (824, 267190), (880, 250187), (1030, 213752), (1133, 194320), (1232, 178705), (1388, 158620), (1442, 152680), (1540, 142964), (1648, 133595), (1735, 126896), (2060, 106876), (2266, 97160), (2429, 90640), (2776, 79310), (2884, 76340), (3080, 71482), (3470, 63448), (3605, 61072), (3817, 57680), (4120, 53438), (4532, 48580), (4858, 45320), (5552, 39655), (5665, 38864), (5768, 38170), (6160, 35741), (6940, 31724), (7210, 30536), (7634, 28840), (7931, 27760), (8240, 26719), (9064, 24290), (9716, 22660), (11330, 19432), (11536, 19085), (12145, 18128), (13880, 15862), (14420, 15268)]