215630520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11161}}^1$

素因数の和:11205

約数の個数: 128

約数和(自身を含む): 771517440

約数和(自身を除く): 555886920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1288, 1380, 1610, 1932, 2415, 2760, 3220, 3864, 4830, 6440, 9660, 11161, 19320, 22322, 33483, 44644, 55805, 66966, 78127, 89288, 111610, 133932, 156254, 167415, 223220, 234381, 256703, 267864, 312508, 334830, 390635, 446440, 468762, 513406, 625016, 669660, 770109, 781270, 937524, 1026812, 1171905, 1283515, 1339320, 1540218, 1562540, 1796921, 1875048, 2053624, 2343810, 2567030, 3080436, 3125080, 3593842, 3850545, 4687620, 5134060, 5390763, 6160872, 7187684, 7701090, 8984605, 9375240, 10268120, 10781526, 14375368, 15402180, 17969210, 21563052, 26953815, 30804360, 35938420, 43126104, 53907630, 71876840, 107815260, 215630520]

約数ペア:

[(1, 215630520), (2, 107815260), (3, 71876840), (4, 53907630), (5, 43126104), (6, 35938420), (7, 30804360), (8, 26953815), (10, 21563052), (12, 17969210), (14, 15402180), (15, 14375368), (20, 10781526), (21, 10268120), (23, 9375240), (24, 8984605), (28, 7701090), (30, 7187684), (35, 6160872), (40, 5390763), (42, 5134060), (46, 4687620), (56, 3850545), (60, 3593842), (69, 3125080), (70, 3080436), (84, 2567030), (92, 2343810), (105, 2053624), (115, 1875048), (120, 1796921), (138, 1562540), (140, 1540218), (161, 1339320), (168, 1283515), (184, 1171905), (210, 1026812), (230, 937524), (276, 781270), (280, 770109), (322, 669660), (345, 625016), (420, 513406), (460, 468762), (483, 446440), (552, 390635), (644, 334830), (690, 312508), (805, 267864), (840, 256703), (920, 234381), (966, 223220), (1288, 167415), (1380, 156254), (1610, 133932), (1932, 111610), (2415, 89288), (2760, 78127), (3220, 66966), (3864, 55805), (4830, 44644), (6440, 33483), (9660, 22322), (11161, 19320)]