28235460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{239}}^1$

素因数の和:441

約数の個数: 96

約数和(自身を含む): 87091200

約数和(自身を除く): 58855740

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 179, 220, 239, 330, 358, 478, 537, 660, 716, 717, 895, 956, 1074, 1195, 1434, 1790, 1969, 2148, 2390, 2629, 2685, 2868, 3580, 3585, 3938, 4780, 5258, 5370, 5907, 7170, 7876, 7887, 9845, 10516, 10740, 11814, 13145, 14340, 15774, 19690, 23628, 26290, 29535, 31548, 39380, 39435, 42781, 52580, 59070, 78870, 85562, 118140, 128343, 157740, 171124, 213905, 256686, 427810, 470591, 513372, 641715, 855620, 941182, 1283430, 1411773, 1882364, 2352955, 2566860, 2823546, 4705910, 5647092, 7058865, 9411820, 14117730, 28235460]

約数ペア:

[(1, 28235460), (2, 14117730), (3, 9411820), (4, 7058865), (5, 5647092), (6, 4705910), (10, 2823546), (11, 2566860), (12, 2352955), (15, 1882364), (20, 1411773), (22, 1283430), (30, 941182), (33, 855620), (44, 641715), (55, 513372), (60, 470591), (66, 427810), (110, 256686), (132, 213905), (165, 171124), (179, 157740), (220, 128343), (239, 118140), (330, 85562), (358, 78870), (478, 59070), (537, 52580), (660, 42781), (716, 39435), (717, 39380), (895, 31548), (956, 29535), (1074, 26290), (1195, 23628), (1434, 19690), (1790, 15774), (1969, 14340), (2148, 13145), (2390, 11814), (2629, 10740), (2685, 10516), (2868, 9845), (3580, 7887), (3585, 7876), (3938, 7170), (4780, 5907), (5258, 5370)]