56110040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:289

約数の個数: 128

約数和(自身を含む): 155520000

約数和(自身を除く): 99409960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 53, 56, 70, 76, 95, 106, 133, 140, 152, 190, 199, 212, 265, 266, 280, 371, 380, 398, 424, 530, 532, 665, 742, 760, 796, 995, 1007, 1060, 1064, 1330, 1393, 1484, 1592, 1855, 1990, 2014, 2120, 2660, 2786, 2968, 3710, 3781, 3980, 4028, 5035, 5320, 5572, 6965, 7049, 7420, 7562, 7960, 8056, 10070, 10547, 11144, 13930, 14098, 14840, 15124, 18905, 20140, 21094, 26467, 27860, 28196, 30248, 35245, 37810, 40280, 42188, 52735, 52934, 55720, 56392, 70490, 73829, 75620, 84376, 105470, 105868, 132335, 140980, 147658, 151240, 200393, 210940, 211736, 264670, 281960, 295316, 369145, 400786, 421880, 529340, 590632, 738290, 801572, 1001965, 1058680, 1402751, 1476580, 1603144, 2003930, 2805502, 2953160, 4007860, 5611004, 7013755, 8015720, 11222008, 14027510, 28055020, 56110040]

約数ペア:

[(1, 56110040), (2, 28055020), (4, 14027510), (5, 11222008), (7, 8015720), (8, 7013755), (10, 5611004), (14, 4007860), (19, 2953160), (20, 2805502), (28, 2003930), (35, 1603144), (38, 1476580), (40, 1402751), (53, 1058680), (56, 1001965), (70, 801572), (76, 738290), (95, 590632), (106, 529340), (133, 421880), (140, 400786), (152, 369145), (190, 295316), (199, 281960), (212, 264670), (265, 211736), (266, 210940), (280, 200393), (371, 151240), (380, 147658), (398, 140980), (424, 132335), (530, 105868), (532, 105470), (665, 84376), (742, 75620), (760, 73829), (796, 70490), (995, 56392), (1007, 55720), (1060, 52934), (1064, 52735), (1330, 42188), (1393, 40280), (1484, 37810), (1592, 35245), (1855, 30248), (1990, 28196), (2014, 27860), (2120, 26467), (2660, 21094), (2786, 20140), (2968, 18905), (3710, 15124), (3781, 14840), (3980, 14098), (4028, 13930), (5035, 11144), (5320, 10547), (5572, 10070), (6965, 8056), (7049, 7960), (7420, 7562)]