222427520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{379}}^1$

素因数の和:536

約数の個数: 128

約数和(自身を含む): 613958400

約数和(自身を除く): 391530880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 131, 140, 160, 224, 262, 280, 320, 379, 448, 524, 560, 640, 655, 758, 896, 917, 1048, 1120, 1310, 1516, 1834, 1895, 2096, 2240, 2620, 2653, 3032, 3668, 3790, 4192, 4480, 4585, 5240, 5306, 6064, 7336, 7580, 8384, 9170, 10480, 10612, 12128, 13265, 14672, 15160, 16768, 18340, 20960, 21224, 24256, 26530, 29344, 30320, 36680, 41920, 42448, 48512, 49649, 53060, 58688, 60640, 73360, 83840, 84896, 99298, 106120, 117376, 121280, 146720, 169792, 198596, 212240, 242560, 248245, 293440, 339584, 347543, 397192, 424480, 496490, 586880, 695086, 794384, 848960, 992980, 1390172, 1588768, 1697920, 1737715, 1985960, 2780344, 3177536, 3475430, 3971920, 5560688, 6355072, 6950860, 7943840, 11121376, 13901720, 15887680, 22242752, 27803440, 31775360, 44485504, 55606880, 111213760, 222427520]

約数ペア:

[(1, 222427520), (2, 111213760), (4, 55606880), (5, 44485504), (7, 31775360), (8, 27803440), (10, 22242752), (14, 15887680), (16, 13901720), (20, 11121376), (28, 7943840), (32, 6950860), (35, 6355072), (40, 5560688), (56, 3971920), (64, 3475430), (70, 3177536), (80, 2780344), (112, 1985960), (128, 1737715), (131, 1697920), (140, 1588768), (160, 1390172), (224, 992980), (262, 848960), (280, 794384), (320, 695086), (379, 586880), (448, 496490), (524, 424480), (560, 397192), (640, 347543), (655, 339584), (758, 293440), (896, 248245), (917, 242560), (1048, 212240), (1120, 198596), (1310, 169792), (1516, 146720), (1834, 121280), (1895, 117376), (2096, 106120), (2240, 99298), (2620, 84896), (2653, 83840), (3032, 73360), (3668, 60640), (3790, 58688), (4192, 53060), (4480, 49649), (4585, 48512), (5240, 42448), (5306, 41920), (6064, 36680), (7336, 30320), (7580, 29344), (8384, 26530), (9170, 24256), (10480, 21224), (10612, 20960), (12128, 18340), (13265, 16768), (14672, 15160)]