42387520

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:300

約数の個数: 112

約数和(自身を含む): 117043200

約数和(自身を除く): 74655680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 127, 140, 149, 160, 224, 254, 280, 298, 320, 448, 508, 560, 596, 635, 745, 889, 1016, 1043, 1120, 1192, 1270, 1490, 1778, 2032, 2086, 2240, 2384, 2540, 2980, 3556, 4064, 4172, 4445, 4768, 5080, 5215, 5960, 7112, 8128, 8344, 8890, 9536, 10160, 10430, 11920, 14224, 16688, 17780, 18923, 20320, 20860, 23840, 28448, 33376, 35560, 37846, 40640, 41720, 47680, 56896, 66752, 71120, 75692, 83440, 94615, 132461, 142240, 151384, 166880, 189230, 264922, 284480, 302768, 333760, 378460, 529844, 605536, 662305, 756920, 1059688, 1211072, 1324610, 1513840, 2119376, 2649220, 3027680, 4238752, 5298440, 6055360, 8477504, 10596880, 21193760, 42387520]

約数ペア:

[(1, 42387520), (2, 21193760), (4, 10596880), (5, 8477504), (7, 6055360), (8, 5298440), (10, 4238752), (14, 3027680), (16, 2649220), (20, 2119376), (28, 1513840), (32, 1324610), (35, 1211072), (40, 1059688), (56, 756920), (64, 662305), (70, 605536), (80, 529844), (112, 378460), (127, 333760), (140, 302768), (149, 284480), (160, 264922), (224, 189230), (254, 166880), (280, 151384), (298, 142240), (320, 132461), (448, 94615), (508, 83440), (560, 75692), (596, 71120), (635, 66752), (745, 56896), (889, 47680), (1016, 41720), (1043, 40640), (1120, 37846), (1192, 35560), (1270, 33376), (1490, 28448), (1778, 23840), (2032, 20860), (2086, 20320), (2240, 18923), (2384, 17780), (2540, 16688), (2980, 14224), (3556, 11920), (4064, 10430), (4172, 10160), (4445, 9536), (4768, 8890), (5080, 8344), (5215, 8128), (5960, 7112)]