1720257084

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1303}}^1$

素因数の和:1377

約数の個数: 216

約数和(自身を含む): 5559171072

約数和(自身を除く): 3838913988

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 31, 36, 39, 42, 52, 62, 63, 78, 84, 91, 93, 117, 124, 126, 156, 169, 182, 186, 217, 234, 252, 273, 279, 338, 364, 372, 403, 434, 468, 507, 546, 558, 651, 676, 806, 819, 868, 1014, 1092, 1116, 1183, 1209, 1302, 1303, 1521, 1612, 1638, 1953, 2028, 2366, 2418, 2604, 2606, 2821, 3042, 3276, 3549, 3627, 3906, 3909, 4732, 4836, 5212, 5239, 5642, 6084, 7098, 7254, 7812, 7818, 8463, 9121, 10478, 10647, 11284, 11727, 14196, 14508, 15636, 15717, 16926, 16939, 18242, 20956, 21294, 23454, 25389, 27363, 31434, 33852, 33878, 36484, 36673, 40393, 42588, 46908, 47151, 50778, 50817, 54726, 62868, 67756, 73346, 80786, 82089, 94302, 101556, 101634, 109452, 110019, 118573, 121179, 146692, 152451, 161572, 164178, 188604, 203268, 220038, 220207, 237146, 242358, 282751, 304902, 328356, 330057, 355719, 363537, 440076, 440414, 474292, 484716, 525109, 565502, 609804, 660114, 660621, 711438, 727074, 848253, 880828, 1050218, 1067157, 1131004, 1320228, 1321242, 1422876, 1454148, 1541449, 1575327, 1696506, 1981863, 2100436, 2134314, 2544759, 2642484, 3082898, 3150654, 3393012, 3675763, 3963726, 4268628, 4624347, 4725981, 5089518, 6165796, 6301308, 6826417, 7351526, 7927452, 9248694, 9451962, 10179036, 11027289, 13652834, 13873041, 14703052, 18497388, 18903924, 20479251, 22054578, 27305668, 27746082, 33081867, 40958502, 44109156, 47784919, 55492164, 61437753, 66163734, 81917004, 95569838, 122875506, 132327468, 143354757, 191139676, 245751012, 286709514, 430064271, 573419028, 860128542, 1720257084]

約数ペア:

[(1, 1720257084), (2, 860128542), (3, 573419028), (4, 430064271), (6, 286709514), (7, 245751012), (9, 191139676), (12, 143354757), (13, 132327468), (14, 122875506), (18, 95569838), (21, 81917004), (26, 66163734), (28, 61437753), (31, 55492164), (36, 47784919), (39, 44109156), (42, 40958502), (52, 33081867), (62, 27746082), (63, 27305668), (78, 22054578), (84, 20479251), (91, 18903924), (93, 18497388), (117, 14703052), (124, 13873041), (126, 13652834), (156, 11027289), (169, 10179036), (182, 9451962), (186, 9248694), (217, 7927452), (234, 7351526), (252, 6826417), (273, 6301308), (279, 6165796), (338, 5089518), (364, 4725981), (372, 4624347), (403, 4268628), (434, 3963726), (468, 3675763), (507, 3393012), (546, 3150654), (558, 3082898), (651, 2642484), (676, 2544759), (806, 2134314), (819, 2100436), (868, 1981863), (1014, 1696506), (1092, 1575327), (1116, 1541449), (1183, 1454148), (1209, 1422876), (1302, 1321242), (1303, 1320228), (1521, 1131004), (1612, 1067157), (1638, 1050218), (1953, 880828), (2028, 848253), (2366, 727074), (2418, 711438), (2604, 660621), (2606, 660114), (2821, 609804), (3042, 565502), (3276, 525109), (3549, 484716), (3627, 474292), (3906, 440414), (3909, 440076), (4732, 363537), (4836, 355719), (5212, 330057), (5239, 328356), (5642, 304902), (6084, 282751), (7098, 242358), (7254, 237146), (7812, 220207), (7818, 220038), (8463, 203268), (9121, 188604), (10478, 164178), (10647, 161572), (11284, 152451), (11727, 146692), (14196, 121179), (14508, 118573), (15636, 110019), (15717, 109452), (16926, 101634), (16939, 101556), (18242, 94302), (20956, 82089), (21294, 80786), (23454, 73346), (25389, 67756), (27363, 62868), (31434, 54726), (33852, 50817), (33878, 50778), (36484, 47151), (36673, 46908), (40393, 42588)]