901324410

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{991}}^1$

素因数の和:1140

約数の個数: 128

約数和(自身を含む): 2550693888

約数和(自身を除く): 1649369478

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 61, 70, 71, 105, 122, 142, 183, 210, 213, 305, 355, 366, 426, 427, 497, 610, 710, 854, 915, 991, 994, 1065, 1281, 1491, 1830, 1982, 2130, 2135, 2485, 2562, 2973, 2982, 4270, 4331, 4955, 4970, 5946, 6405, 6937, 7455, 8662, 9910, 12810, 12993, 13874, 14865, 14910, 20811, 21655, 25986, 29730, 30317, 34685, 41622, 43310, 60451, 60634, 64965, 69370, 70361, 90951, 104055, 120902, 129930, 140722, 151585, 181353, 181902, 208110, 211083, 302255, 303170, 351805, 362706, 422166, 423157, 454755, 492527, 604510, 703610, 846314, 906765, 909510, 985054, 1055415, 1269471, 1477581, 1813530, 2110830, 2115785, 2462635, 2538942, 2955162, 4231570, 4292021, 4925270, 6347355, 7387905, 8584042, 12694710, 12876063, 14775810, 21460105, 25752126, 30044147, 42920210, 60088294, 64380315, 90132441, 128760630, 150220735, 180264882, 300441470, 450662205, 901324410]

約数ペア:

[(1, 901324410), (2, 450662205), (3, 300441470), (5, 180264882), (6, 150220735), (7, 128760630), (10, 90132441), (14, 64380315), (15, 60088294), (21, 42920210), (30, 30044147), (35, 25752126), (42, 21460105), (61, 14775810), (70, 12876063), (71, 12694710), (105, 8584042), (122, 7387905), (142, 6347355), (183, 4925270), (210, 4292021), (213, 4231570), (305, 2955162), (355, 2538942), (366, 2462635), (426, 2115785), (427, 2110830), (497, 1813530), (610, 1477581), (710, 1269471), (854, 1055415), (915, 985054), (991, 909510), (994, 906765), (1065, 846314), (1281, 703610), (1491, 604510), (1830, 492527), (1982, 454755), (2130, 423157), (2135, 422166), (2485, 362706), (2562, 351805), (2973, 303170), (2982, 302255), (4270, 211083), (4331, 208110), (4955, 181902), (4970, 181353), (5946, 151585), (6405, 140722), (6937, 129930), (7455, 120902), (8662, 104055), (9910, 90951), (12810, 70361), (12993, 69370), (13874, 64965), (14865, 60634), (14910, 60451), (20811, 43310), (21655, 41622), (25986, 34685), (29730, 30317)]