258373920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{587}}^1$

素因数の和:743

約数の個数: 192

約数和(自身を含む): 938843136

約数和(自身を除く): 680469216

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 131, 140, 160, 168, 210, 224, 240, 262, 280, 336, 393, 420, 480, 524, 560, 587, 655, 672, 786, 840, 917, 1048, 1120, 1174, 1310, 1572, 1680, 1761, 1834, 1965, 2096, 2348, 2620, 2751, 2935, 3144, 3360, 3522, 3668, 3930, 4109, 4192, 4585, 4696, 5240, 5502, 5870, 6288, 7044, 7336, 7860, 8218, 8805, 9170, 9392, 10480, 11004, 11740, 12327, 12576, 13755, 14088, 14672, 15720, 16436, 17610, 18340, 18784, 20545, 20960, 22008, 23480, 24654, 27510, 28176, 29344, 31440, 32872, 35220, 36680, 41090, 44016, 46960, 49308, 55020, 56352, 61635, 62880, 65744, 70440, 73360, 76897, 82180, 88032, 93920, 98616, 110040, 123270, 131488, 140880, 146720, 153794, 164360, 197232, 220080, 230691, 246540, 281760, 307588, 328720, 384485, 394464, 440160, 461382, 493080, 538279, 615176, 657440, 768970, 922764, 986160, 1076558, 1153455, 1230352, 1537940, 1614837, 1845528, 1972320, 2153116, 2306910, 2460704, 2691395, 3075880, 3229674, 3691056, 4306232, 4613820, 5382790, 6151760, 6459348, 7382112, 8074185, 8612464, 9227640, 10765580, 12303520, 12918696, 16148370, 17224928, 18455280, 21531160, 25837392, 32296740, 36910560, 43062320, 51674784, 64593480, 86124640, 129186960, 258373920]

約数ペア:

[(1, 258373920), (2, 129186960), (3, 86124640), (4, 64593480), (5, 51674784), (6, 43062320), (7, 36910560), (8, 32296740), (10, 25837392), (12, 21531160), (14, 18455280), (15, 17224928), (16, 16148370), (20, 12918696), (21, 12303520), (24, 10765580), (28, 9227640), (30, 8612464), (32, 8074185), (35, 7382112), (40, 6459348), (42, 6151760), (48, 5382790), (56, 4613820), (60, 4306232), (70, 3691056), (80, 3229674), (84, 3075880), (96, 2691395), (105, 2460704), (112, 2306910), (120, 2153116), (131, 1972320), (140, 1845528), (160, 1614837), (168, 1537940), (210, 1230352), (224, 1153455), (240, 1076558), (262, 986160), (280, 922764), (336, 768970), (393, 657440), (420, 615176), (480, 538279), (524, 493080), (560, 461382), (587, 440160), (655, 394464), (672, 384485), (786, 328720), (840, 307588), (917, 281760), (1048, 246540), (1120, 230691), (1174, 220080), (1310, 197232), (1572, 164360), (1680, 153794), (1761, 146720), (1834, 140880), (1965, 131488), (2096, 123270), (2348, 110040), (2620, 98616), (2751, 93920), (2935, 88032), (3144, 82180), (3360, 76897), (3522, 73360), (3668, 70440), (3930, 65744), (4109, 62880), (4192, 61635), (4585, 56352), (4696, 55020), (5240, 49308), (5502, 46960), (5870, 44016), (6288, 41090), (7044, 36680), (7336, 35220), (7860, 32872), (8218, 31440), (8805, 29344), (9170, 28176), (9392, 27510), (10480, 24654), (11004, 23480), (11740, 22008), (12327, 20960), (12576, 20545), (13755, 18784), (14088, 18340), (14672, 17610), (15720, 16436)]