256062480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:445

約数の個数: 160

約数和(自身を含む): 828899328

約数和(自身を除く): 572836848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 127, 155, 186, 240, 248, 254, 271, 310, 372, 381, 465, 496, 508, 542, 620, 635, 744, 762, 813, 930, 1016, 1084, 1240, 1270, 1355, 1488, 1524, 1626, 1860, 1905, 2032, 2168, 2480, 2540, 2710, 3048, 3252, 3720, 3810, 3937, 4065, 4336, 5080, 5420, 6096, 6504, 7440, 7620, 7874, 8130, 8401, 10160, 10840, 11811, 13008, 15240, 15748, 16260, 16802, 19685, 21680, 23622, 25203, 30480, 31496, 32520, 33604, 34417, 39370, 42005, 47244, 50406, 59055, 62992, 65040, 67208, 68834, 78740, 84010, 94488, 100812, 103251, 118110, 126015, 134416, 137668, 157480, 168020, 172085, 188976, 201624, 206502, 236220, 252030, 275336, 314960, 336040, 344170, 403248, 413004, 472440, 504060, 516255, 550672, 672080, 688340, 826008, 944880, 1008120, 1032510, 1066927, 1376680, 1652016, 2016240, 2065020, 2133854, 2753360, 3200781, 4130040, 4267708, 5334635, 6401562, 8260080, 8535416, 10669270, 12803124, 16003905, 17070832, 21338540, 25606248, 32007810, 42677080, 51212496, 64015620, 85354160, 128031240, 256062480]

約数ペア:

[(1, 256062480), (2, 128031240), (3, 85354160), (4, 64015620), (5, 51212496), (6, 42677080), (8, 32007810), (10, 25606248), (12, 21338540), (15, 17070832), (16, 16003905), (20, 12803124), (24, 10669270), (30, 8535416), (31, 8260080), (40, 6401562), (48, 5334635), (60, 4267708), (62, 4130040), (80, 3200781), (93, 2753360), (120, 2133854), (124, 2065020), (127, 2016240), (155, 1652016), (186, 1376680), (240, 1066927), (248, 1032510), (254, 1008120), (271, 944880), (310, 826008), (372, 688340), (381, 672080), (465, 550672), (496, 516255), (508, 504060), (542, 472440), (620, 413004), (635, 403248), (744, 344170), (762, 336040), (813, 314960), (930, 275336), (1016, 252030), (1084, 236220), (1240, 206502), (1270, 201624), (1355, 188976), (1488, 172085), (1524, 168020), (1626, 157480), (1860, 137668), (1905, 134416), (2032, 126015), (2168, 118110), (2480, 103251), (2540, 100812), (2710, 94488), (3048, 84010), (3252, 78740), (3720, 68834), (3810, 67208), (3937, 65040), (4065, 62992), (4336, 59055), (5080, 50406), (5420, 47244), (6096, 42005), (6504, 39370), (7440, 34417), (7620, 33604), (7874, 32520), (8130, 31496), (8401, 30480), (10160, 25203), (10840, 23622), (11811, 21680), (13008, 19685), (15240, 16802), (15748, 16260)]