220131100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2939}}^1$

素因数の和:3067

約数の個数: 72

約数和(自身を含む): 551214720

約数和(自身を除く): 331083620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 107, 140, 175, 214, 350, 428, 535, 700, 749, 1070, 1498, 2140, 2675, 2939, 2996, 3745, 5350, 5878, 7490, 10700, 11756, 14695, 14980, 18725, 20573, 29390, 37450, 41146, 58780, 73475, 74900, 82292, 102865, 146950, 205730, 293900, 314473, 411460, 514325, 628946, 1028650, 1257892, 1572365, 2057300, 2201311, 3144730, 4402622, 6289460, 7861825, 8805244, 11006555, 15723650, 22013110, 31447300, 44026220, 55032775, 110065550, 220131100]

約数ペア:

[(1, 220131100), (2, 110065550), (4, 55032775), (5, 44026220), (7, 31447300), (10, 22013110), (14, 15723650), (20, 11006555), (25, 8805244), (28, 7861825), (35, 6289460), (50, 4402622), (70, 3144730), (100, 2201311), (107, 2057300), (140, 1572365), (175, 1257892), (214, 1028650), (350, 628946), (428, 514325), (535, 411460), (700, 314473), (749, 293900), (1070, 205730), (1498, 146950), (2140, 102865), (2675, 82292), (2939, 74900), (2996, 73475), (3745, 58780), (5350, 41146), (5878, 37450), (7490, 29390), (10700, 20573), (11756, 18725), (14695, 14980)]