21675600

素因数分解:

$2^4\times 3^5\times 5^2\times {\mathrm{223}}^1$

素因数の和:256

約数の個数: 180

約数和(自身を含む): 78356096

約数和(自身を除く): 56680496

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 81, 90, 100, 108, 120, 135, 144, 150, 162, 180, 200, 216, 223, 225, 240, 243, 270, 300, 324, 360, 400, 405, 432, 446, 450, 486, 540, 600, 648, 669, 675, 720, 810, 892, 900, 972, 1080, 1115, 1200, 1215, 1296, 1338, 1350, 1620, 1784, 1800, 1944, 2007, 2025, 2160, 2230, 2430, 2676, 2700, 3240, 3345, 3568, 3600, 3888, 4014, 4050, 4460, 4860, 5352, 5400, 5575, 6021, 6075, 6480, 6690, 8028, 8100, 8920, 9720, 10035, 10704, 10800, 11150, 12042, 12150, 13380, 16056, 16200, 16725, 17840, 18063, 19440, 20070, 22300, 24084, 24300, 26760, 30105, 32112, 32400, 33450, 36126, 40140, 44600, 48168, 48600, 50175, 53520, 54189, 60210, 66900, 72252, 80280, 89200, 90315, 96336, 97200, 100350, 108378, 120420, 133800, 144504, 150525, 160560, 180630, 200700, 216756, 240840, 267600, 270945, 289008, 301050, 361260, 401400, 433512, 451575, 481680, 541890, 602100, 722520, 802800, 867024, 903150, 1083780, 1204200, 1354725, 1445040, 1806300, 2167560, 2408400, 2709450, 3612600, 4335120, 5418900, 7225200, 10837800, 21675600]

約数ペア:

[(1, 21675600), (2, 10837800), (3, 7225200), (4, 5418900), (5, 4335120), (6, 3612600), (8, 2709450), (9, 2408400), (10, 2167560), (12, 1806300), (15, 1445040), (16, 1354725), (18, 1204200), (20, 1083780), (24, 903150), (25, 867024), (27, 802800), (30, 722520), (36, 602100), (40, 541890), (45, 481680), (48, 451575), (50, 433512), (54, 401400), (60, 361260), (72, 301050), (75, 289008), (80, 270945), (81, 267600), (90, 240840), (100, 216756), (108, 200700), (120, 180630), (135, 160560), (144, 150525), (150, 144504), (162, 133800), (180, 120420), (200, 108378), (216, 100350), (223, 97200), (225, 96336), (240, 90315), (243, 89200), (270, 80280), (300, 72252), (324, 66900), (360, 60210), (400, 54189), (405, 53520), (432, 50175), (446, 48600), (450, 48168), (486, 44600), (540, 40140), (600, 36126), (648, 33450), (669, 32400), (675, 32112), (720, 30105), (810, 26760), (892, 24300), (900, 24084), (972, 22300), (1080, 20070), (1115, 19440), (1200, 18063), (1215, 17840), (1296, 16725), (1338, 16200), (1350, 16056), (1620, 13380), (1784, 12150), (1800, 12042), (1944, 11150), (2007, 10800), (2025, 10704), (2160, 10035), (2230, 9720), (2430, 8920), (2676, 8100), (2700, 8028), (3240, 6690), (3345, 6480), (3568, 6075), (3600, 6021), (3888, 5575), (4014, 5400), (4050, 5352), (4460, 4860)]