20212159320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{1783}}^1\times {\mathrm{31489}}^1$

素因数の和:33289

約数の個数: 96

約数和(自身を含む): 65728447200

約数和(自身を除く): 45516287880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 1783, 3566, 5349, 7132, 8915, 10698, 14264, 16047, 17830, 21396, 26745, 31489, 32094, 35660, 42792, 53490, 62978, 64188, 71320, 80235, 94467, 106980, 125956, 128376, 157445, 160470, 188934, 213960, 251912, 283401, 314890, 320940, 377868, 472335, 566802, 629780, 641880, 755736, 944670, 1133604, 1259560, 1417005, 1889340, 2267208, 2834010, 3778680, 5668020, 11336040, 56144887, 112289774, 168434661, 224579548, 280724435, 336869322, 449159096, 505303983, 561448870, 673738644, 842173305, 1010607966, 1122897740, 1347477288, 1684346610, 2021215932, 2245795480, 2526519915, 3368693220, 4042431864, 5053039830, 6737386440, 10106079660, 20212159320]

約数ペア:

[(1, 20212159320), (2, 10106079660), (3, 6737386440), (4, 5053039830), (5, 4042431864), (6, 3368693220), (8, 2526519915), (9, 2245795480), (10, 2021215932), (12, 1684346610), (15, 1347477288), (18, 1122897740), (20, 1010607966), (24, 842173305), (30, 673738644), (36, 561448870), (40, 505303983), (45, 449159096), (60, 336869322), (72, 280724435), (90, 224579548), (120, 168434661), (180, 112289774), (360, 56144887), (1783, 11336040), (3566, 5668020), (5349, 3778680), (7132, 2834010), (8915, 2267208), (10698, 1889340), (14264, 1417005), (16047, 1259560), (17830, 1133604), (21396, 944670), (26745, 755736), (31489, 641880), (32094, 629780), (35660, 566802), (42792, 472335), (53490, 377868), (62978, 320940), (64188, 314890), (71320, 283401), (80235, 251912), (94467, 213960), (106980, 188934), (125956, 160470), (128376, 157445)]