28830480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^2$

素因数の和:285

約数の個数: 120

約数和(自身を含む): 102927936

約数和(自身を除く): 74097456

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, 131, 140, 168, 210, 240, 262, 280, 336, 393, 420, 524, 560, 655, 786, 840, 917, 1048, 1310, 1572, 1680, 1834, 1965, 2096, 2620, 2751, 3144, 3668, 3930, 4585, 5240, 5502, 6288, 7336, 7860, 9170, 10480, 11004, 13755, 14672, 15720, 17161, 18340, 22008, 27510, 31440, 34322, 36680, 44016, 51483, 55020, 68644, 73360, 85805, 102966, 110040, 120127, 137288, 171610, 205932, 220080, 240254, 257415, 274576, 343220, 360381, 411864, 480508, 514830, 600635, 686440, 720762, 823728, 961016, 1029660, 1201270, 1372880, 1441524, 1801905, 1922032, 2059320, 2402540, 2883048, 3603810, 4118640, 4805080, 5766096, 7207620, 9610160, 14415240, 28830480]

約数ペア:

[(1, 28830480), (2, 14415240), (3, 9610160), (4, 7207620), (5, 5766096), (6, 4805080), (7, 4118640), (8, 3603810), (10, 2883048), (12, 2402540), (14, 2059320), (15, 1922032), (16, 1801905), (20, 1441524), (21, 1372880), (24, 1201270), (28, 1029660), (30, 961016), (35, 823728), (40, 720762), (42, 686440), (48, 600635), (56, 514830), (60, 480508), (70, 411864), (80, 360381), (84, 343220), (105, 274576), (112, 257415), (120, 240254), (131, 220080), (140, 205932), (168, 171610), (210, 137288), (240, 120127), (262, 110040), (280, 102966), (336, 85805), (393, 73360), (420, 68644), (524, 55020), (560, 51483), (655, 44016), (786, 36680), (840, 34322), (917, 31440), (1048, 27510), (1310, 22008), (1572, 18340), (1680, 17161), (1834, 15720), (1965, 14672), (2096, 13755), (2620, 11004), (2751, 10480), (3144, 9170), (3668, 7860), (3930, 7336), (4585, 6288), (5240, 5502)]