28961520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17239}}^1$

素因数の和:17262

約数の個数: 80

約数和(自身を含む): 102612480

約数和(自身を除く): 73650960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 17239, 34478, 51717, 68956, 86195, 103434, 120673, 137912, 172390, 206868, 241346, 258585, 275824, 344780, 362019, 413736, 482692, 517170, 603365, 689560, 724038, 827472, 965384, 1034340, 1206730, 1379120, 1448076, 1810095, 1930768, 2068680, 2413460, 2896152, 3620190, 4137360, 4826920, 5792304, 7240380, 9653840, 14480760, 28961520]

約数ペア:

[(1, 28961520), (2, 14480760), (3, 9653840), (4, 7240380), (5, 5792304), (6, 4826920), (7, 4137360), (8, 3620190), (10, 2896152), (12, 2413460), (14, 2068680), (15, 1930768), (16, 1810095), (20, 1448076), (21, 1379120), (24, 1206730), (28, 1034340), (30, 965384), (35, 827472), (40, 724038), (42, 689560), (48, 603365), (56, 517170), (60, 482692), (70, 413736), (80, 362019), (84, 344780), (105, 275824), (112, 258585), (120, 241346), (140, 206868), (168, 172390), (210, 137912), (240, 120673), (280, 103434), (336, 86195), (420, 68956), (560, 51717), (840, 34478), (1680, 17239)]