251569120

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7523}}^1$

素因数の和:7568

約数の個数: 96

約数和(自身を含む): 682577280

約数和(自身を除く): 431008160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 304, 352, 380, 418, 440, 608, 760, 836, 880, 1045, 1520, 1672, 1760, 2090, 3040, 3344, 4180, 6688, 7523, 8360, 15046, 16720, 30092, 33440, 37615, 60184, 75230, 82753, 120368, 142937, 150460, 165506, 240736, 285874, 300920, 331012, 413765, 571748, 601840, 662024, 714685, 827530, 1143496, 1203680, 1324048, 1429370, 1572307, 1655060, 2286992, 2648096, 2858740, 3144614, 3310120, 4573984, 5717480, 6289228, 6620240, 7861535, 11434960, 12578456, 13240480, 15723070, 22869920, 25156912, 31446140, 50313824, 62892280, 125784560, 251569120]

約数ペア:

[(1, 251569120), (2, 125784560), (4, 62892280), (5, 50313824), (8, 31446140), (10, 25156912), (11, 22869920), (16, 15723070), (19, 13240480), (20, 12578456), (22, 11434960), (32, 7861535), (38, 6620240), (40, 6289228), (44, 5717480), (55, 4573984), (76, 3310120), (80, 3144614), (88, 2858740), (95, 2648096), (110, 2286992), (152, 1655060), (160, 1572307), (176, 1429370), (190, 1324048), (209, 1203680), (220, 1143496), (304, 827530), (352, 714685), (380, 662024), (418, 601840), (440, 571748), (608, 413765), (760, 331012), (836, 300920), (880, 285874), (1045, 240736), (1520, 165506), (1672, 150460), (1760, 142937), (2090, 120368), (3040, 82753), (3344, 75230), (4180, 60184), (6688, 37615), (7523, 33440), (8360, 30092), (15046, 16720)]