16555920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{683}}^1$

素因数の和:800

約数の個数: 80

約数和(自身を含む): 51907392

約数和(自身を除く): 35351472

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 101, 120, 202, 240, 303, 404, 505, 606, 683, 808, 1010, 1212, 1366, 1515, 1616, 2020, 2049, 2424, 2732, 3030, 3415, 4040, 4098, 4848, 5464, 6060, 6830, 8080, 8196, 10245, 10928, 12120, 13660, 16392, 20490, 24240, 27320, 32784, 40980, 54640, 68983, 81960, 137966, 163920, 206949, 275932, 344915, 413898, 551864, 689830, 827796, 1034745, 1103728, 1379660, 1655592, 2069490, 2759320, 3311184, 4138980, 5518640, 8277960, 16555920]

約数ペア:

[(1, 16555920), (2, 8277960), (3, 5518640), (4, 4138980), (5, 3311184), (6, 2759320), (8, 2069490), (10, 1655592), (12, 1379660), (15, 1103728), (16, 1034745), (20, 827796), (24, 689830), (30, 551864), (40, 413898), (48, 344915), (60, 275932), (80, 206949), (101, 163920), (120, 137966), (202, 81960), (240, 68983), (303, 54640), (404, 40980), (505, 32784), (606, 27320), (683, 24240), (808, 20490), (1010, 16392), (1212, 13660), (1366, 12120), (1515, 10928), (1616, 10245), (2020, 8196), (2049, 8080), (2424, 6830), (2732, 6060), (3030, 5464), (3415, 4848), (4040, 4098)]