19171080

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:181

約数の個数: 160

約数和(自身を含む): 66167640

約数和(自身を除く): 46996560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 61, 72, 81, 90, 97, 108, 120, 122, 135, 162, 180, 183, 194, 216, 244, 270, 291, 305, 324, 360, 366, 388, 405, 485, 488, 540, 549, 582, 610, 648, 732, 776, 810, 873, 915, 970, 1080, 1098, 1164, 1220, 1455, 1464, 1620, 1647, 1746, 1830, 1940, 2196, 2328, 2440, 2619, 2745, 2910, 3240, 3294, 3492, 3660, 3880, 4365, 4392, 4941, 5238, 5490, 5820, 5917, 6588, 6984, 7320, 7857, 8235, 8730, 9882, 10476, 10980, 11640, 11834, 13095, 13176, 15714, 16470, 17460, 17751, 19764, 20952, 21960, 23668, 24705, 26190, 29585, 31428, 32940, 34920, 35502, 39285, 39528, 47336, 49410, 52380, 53253, 59170, 62856, 65880, 71004, 78570, 88755, 98820, 104760, 106506, 118340, 142008, 157140, 159759, 177510, 197640, 213012, 236680, 266265, 314280, 319518, 355020, 426024, 479277, 532530, 639036, 710040, 798795, 958554, 1065060, 1278072, 1597590, 1917108, 2130120, 2396385, 3195180, 3834216, 4792770, 6390360, 9585540, 19171080]

約数ペア:

[(1, 19171080), (2, 9585540), (3, 6390360), (4, 4792770), (5, 3834216), (6, 3195180), (8, 2396385), (9, 2130120), (10, 1917108), (12, 1597590), (15, 1278072), (18, 1065060), (20, 958554), (24, 798795), (27, 710040), (30, 639036), (36, 532530), (40, 479277), (45, 426024), (54, 355020), (60, 319518), (61, 314280), (72, 266265), (81, 236680), (90, 213012), (97, 197640), (108, 177510), (120, 159759), (122, 157140), (135, 142008), (162, 118340), (180, 106506), (183, 104760), (194, 98820), (216, 88755), (244, 78570), (270, 71004), (291, 65880), (305, 62856), (324, 59170), (360, 53253), (366, 52380), (388, 49410), (405, 47336), (485, 39528), (488, 39285), (540, 35502), (549, 34920), (582, 32940), (610, 31428), (648, 29585), (732, 26190), (776, 24705), (810, 23668), (873, 21960), (915, 20952), (970, 19764), (1080, 17751), (1098, 17460), (1164, 16470), (1220, 15714), (1455, 13176), (1464, 13095), (1620, 11834), (1647, 11640), (1746, 10980), (1830, 10476), (1940, 9882), (2196, 8730), (2328, 8235), (2440, 7857), (2619, 7320), (2745, 6984), (2910, 6588), (3240, 5917), (3294, 5820), (3492, 5490), (3660, 5238), (3880, 4941), (4365, 4392)]