21015600

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:315

約数の個数: 120

約数和(自身を含む): 68453952

約数和(自身を除く): 47438352

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 83, 100, 120, 150, 166, 200, 211, 240, 249, 300, 332, 400, 415, 422, 498, 600, 633, 664, 830, 844, 996, 1055, 1200, 1245, 1266, 1328, 1660, 1688, 1992, 2075, 2110, 2490, 2532, 3165, 3320, 3376, 3984, 4150, 4220, 4980, 5064, 5275, 6225, 6330, 6640, 8300, 8440, 9960, 10128, 10550, 12450, 12660, 15825, 16600, 16880, 17513, 19920, 21100, 24900, 25320, 31650, 33200, 35026, 42200, 49800, 50640, 52539, 63300, 70052, 84400, 87565, 99600, 105078, 126600, 140104, 175130, 210156, 253200, 262695, 280208, 350260, 420312, 437825, 525390, 700520, 840624, 875650, 1050780, 1313475, 1401040, 1751300, 2101560, 2626950, 3502600, 4203120, 5253900, 7005200, 10507800, 21015600]

約数ペア:

[(1, 21015600), (2, 10507800), (3, 7005200), (4, 5253900), (5, 4203120), (6, 3502600), (8, 2626950), (10, 2101560), (12, 1751300), (15, 1401040), (16, 1313475), (20, 1050780), (24, 875650), (25, 840624), (30, 700520), (40, 525390), (48, 437825), (50, 420312), (60, 350260), (75, 280208), (80, 262695), (83, 253200), (100, 210156), (120, 175130), (150, 140104), (166, 126600), (200, 105078), (211, 99600), (240, 87565), (249, 84400), (300, 70052), (332, 63300), (400, 52539), (415, 50640), (422, 49800), (498, 42200), (600, 35026), (633, 33200), (664, 31650), (830, 25320), (844, 24900), (996, 21100), (1055, 19920), (1200, 17513), (1245, 16880), (1266, 16600), (1328, 15825), (1660, 12660), (1688, 12450), (1992, 10550), (2075, 10128), (2110, 9960), (2490, 8440), (2532, 8300), (3165, 6640), (3320, 6330), (3376, 6225), (3984, 5275), (4150, 5064), (4220, 4980)]