18224800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:159

約数の個数: 144

約数和(自身を含む): 51559200

約数和(自身を除く): 33334400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 32, 38, 40, 44, 50, 55, 76, 80, 88, 95, 100, 109, 110, 152, 160, 176, 190, 200, 209, 218, 220, 275, 304, 352, 380, 400, 418, 436, 440, 475, 545, 550, 608, 760, 800, 836, 872, 880, 950, 1045, 1090, 1100, 1199, 1520, 1672, 1744, 1760, 1900, 2071, 2090, 2180, 2200, 2398, 2725, 3040, 3344, 3488, 3800, 4142, 4180, 4360, 4400, 4796, 5225, 5450, 5995, 6688, 7600, 8284, 8360, 8720, 8800, 9592, 10355, 10450, 10900, 11990, 15200, 16568, 16720, 17440, 19184, 20710, 20900, 21800, 22781, 23980, 29975, 33136, 33440, 38368, 41420, 41800, 43600, 45562, 47960, 51775, 59950, 66272, 82840, 83600, 87200, 91124, 95920, 103550, 113905, 119900, 165680, 167200, 182248, 191840, 207100, 227810, 239800, 331360, 364496, 414200, 455620, 479600, 569525, 728992, 828400, 911240, 959200, 1139050, 1656800, 1822480, 2278100, 3644960, 4556200, 9112400, 18224800]

約数ペア:

[(1, 18224800), (2, 9112400), (4, 4556200), (5, 3644960), (8, 2278100), (10, 1822480), (11, 1656800), (16, 1139050), (19, 959200), (20, 911240), (22, 828400), (25, 728992), (32, 569525), (38, 479600), (40, 455620), (44, 414200), (50, 364496), (55, 331360), (76, 239800), (80, 227810), (88, 207100), (95, 191840), (100, 182248), (109, 167200), (110, 165680), (152, 119900), (160, 113905), (176, 103550), (190, 95920), (200, 91124), (209, 87200), (218, 83600), (220, 82840), (275, 66272), (304, 59950), (352, 51775), (380, 47960), (400, 45562), (418, 43600), (436, 41800), (440, 41420), (475, 38368), (545, 33440), (550, 33136), (608, 29975), (760, 23980), (800, 22781), (836, 21800), (872, 20900), (880, 20710), (950, 19184), (1045, 17440), (1090, 16720), (1100, 16568), (1199, 15200), (1520, 11990), (1672, 10900), (1744, 10450), (1760, 10355), (1900, 9592), (2071, 8800), (2090, 8720), (2180, 8360), (2200, 8284), (2398, 7600), (2725, 6688), (3040, 5995), (3344, 5450), (3488, 5225), (3800, 4796), (4142, 4400), (4180, 4360)]