262651440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{241}}^1$

素因数の和:515

約数の個数: 160

約数和(自身を含む): 864230400

約数和(自身を除く): 601578960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 239, 240, 241, 285, 304, 380, 456, 478, 482, 570, 717, 723, 760, 912, 956, 964, 1140, 1195, 1205, 1434, 1446, 1520, 1912, 1928, 2280, 2390, 2410, 2868, 2892, 3585, 3615, 3824, 3856, 4541, 4560, 4579, 4780, 4820, 5736, 5784, 7170, 7230, 9082, 9158, 9560, 9640, 11472, 11568, 13623, 13737, 14340, 14460, 18164, 18316, 19120, 19280, 22705, 22895, 27246, 27474, 28680, 28920, 36328, 36632, 45410, 45790, 54492, 54948, 57360, 57599, 57840, 68115, 68685, 72656, 73264, 90820, 91580, 108984, 109896, 115198, 136230, 137370, 172797, 181640, 183160, 217968, 219792, 230396, 272460, 274740, 287995, 345594, 363280, 366320, 460792, 544920, 549480, 575990, 691188, 863985, 921584, 1089840, 1094381, 1098960, 1151980, 1382376, 1727970, 2188762, 2303960, 2764752, 3283143, 3455940, 4377524, 4607920, 5471905, 6566286, 6911880, 8755048, 10943810, 13132572, 13823760, 16415715, 17510096, 21887620, 26265144, 32831430, 43775240, 52530288, 65662860, 87550480, 131325720, 262651440]

約数ペア:

[(1, 262651440), (2, 131325720), (3, 87550480), (4, 65662860), (5, 52530288), (6, 43775240), (8, 32831430), (10, 26265144), (12, 21887620), (15, 17510096), (16, 16415715), (19, 13823760), (20, 13132572), (24, 10943810), (30, 8755048), (38, 6911880), (40, 6566286), (48, 5471905), (57, 4607920), (60, 4377524), (76, 3455940), (80, 3283143), (95, 2764752), (114, 2303960), (120, 2188762), (152, 1727970), (190, 1382376), (228, 1151980), (239, 1098960), (240, 1094381), (241, 1089840), (285, 921584), (304, 863985), (380, 691188), (456, 575990), (478, 549480), (482, 544920), (570, 460792), (717, 366320), (723, 363280), (760, 345594), (912, 287995), (956, 274740), (964, 272460), (1140, 230396), (1195, 219792), (1205, 217968), (1434, 183160), (1446, 181640), (1520, 172797), (1912, 137370), (1928, 136230), (2280, 115198), (2390, 109896), (2410, 108984), (2868, 91580), (2892, 90820), (3585, 73264), (3615, 72656), (3824, 68685), (3856, 68115), (4541, 57840), (4560, 57599), (4579, 57360), (4780, 54948), (4820, 54492), (5736, 45790), (5784, 45410), (7170, 36632), (7230, 36328), (9082, 28920), (9158, 28680), (9560, 27474), (9640, 27246), (11472, 22895), (11568, 22705), (13623, 19280), (13737, 19120), (14340, 18316), (14460, 18164)]