82984720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11399}}^1$

素因数の和:11432

約数の個数: 80

約数和(自身を含む): 237484800

約数和(自身を除く): 154500080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 11399, 22798, 45596, 56995, 79793, 91192, 113990, 148187, 159586, 182384, 227980, 296374, 319172, 398965, 455960, 592748, 638344, 740935, 797930, 911920, 1037309, 1185496, 1276688, 1481870, 1595860, 2074618, 2370992, 2963740, 3191720, 4149236, 5186545, 5927480, 6383440, 8298472, 10373090, 11854960, 16596944, 20746180, 41492360, 82984720]

約数ペア:

[(1, 82984720), (2, 41492360), (4, 20746180), (5, 16596944), (7, 11854960), (8, 10373090), (10, 8298472), (13, 6383440), (14, 5927480), (16, 5186545), (20, 4149236), (26, 3191720), (28, 2963740), (35, 2370992), (40, 2074618), (52, 1595860), (56, 1481870), (65, 1276688), (70, 1185496), (80, 1037309), (91, 911920), (104, 797930), (112, 740935), (130, 638344), (140, 592748), (182, 455960), (208, 398965), (260, 319172), (280, 296374), (364, 227980), (455, 182384), (520, 159586), (560, 148187), (728, 113990), (910, 91192), (1040, 79793), (1456, 56995), (1820, 45596), (3640, 22798), (7280, 11399)]