401980800

素因数分解:

$2^7\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3221}}^1$

素因数の和:3261

約数の個数: 192

約数和(自身を含む): 1426314960

約数和(自身を除く): 1024334160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 64, 65, 75, 78, 80, 96, 100, 104, 120, 128, 130, 150, 156, 160, 192, 195, 200, 208, 240, 260, 300, 312, 320, 325, 384, 390, 400, 416, 480, 520, 600, 624, 640, 650, 780, 800, 832, 960, 975, 1040, 1200, 1248, 1300, 1560, 1600, 1664, 1920, 1950, 2080, 2400, 2496, 2600, 3120, 3200, 3221, 3900, 4160, 4800, 4992, 5200, 6240, 6442, 7800, 8320, 9600, 9663, 10400, 12480, 12884, 15600, 16105, 19326, 20800, 24960, 25768, 31200, 32210, 38652, 41600, 41873, 48315, 51536, 62400, 64420, 77304, 80525, 83746, 96630, 103072, 124800, 125619, 128840, 154608, 161050, 167492, 193260, 206144, 209365, 241575, 251238, 257680, 309216, 322100, 334984, 386520, 412288, 418730, 483150, 502476, 515360, 618432, 628095, 644200, 669968, 773040, 837460, 966300, 1004952, 1030720, 1046825, 1236864, 1256190, 1288400, 1339936, 1546080, 1674920, 1932600, 2009904, 2061440, 2093650, 2512380, 2576800, 2679872, 3092160, 3140475, 3349840, 3865200, 4019808, 4187300, 5024760, 5153600, 5359744, 6184320, 6280950, 6699680, 7730400, 8039616, 8374600, 10049520, 10307200, 12561900, 13399360, 15460800, 16079232, 16749200, 20099040, 25123800, 26798720, 30921600, 33498400, 40198080, 50247600, 66996800, 80396160, 100495200, 133993600, 200990400, 401980800]

約数ペア:

[(1, 401980800), (2, 200990400), (3, 133993600), (4, 100495200), (5, 80396160), (6, 66996800), (8, 50247600), (10, 40198080), (12, 33498400), (13, 30921600), (15, 26798720), (16, 25123800), (20, 20099040), (24, 16749200), (25, 16079232), (26, 15460800), (30, 13399360), (32, 12561900), (39, 10307200), (40, 10049520), (48, 8374600), (50, 8039616), (52, 7730400), (60, 6699680), (64, 6280950), (65, 6184320), (75, 5359744), (78, 5153600), (80, 5024760), (96, 4187300), (100, 4019808), (104, 3865200), (120, 3349840), (128, 3140475), (130, 3092160), (150, 2679872), (156, 2576800), (160, 2512380), (192, 2093650), (195, 2061440), (200, 2009904), (208, 1932600), (240, 1674920), (260, 1546080), (300, 1339936), (312, 1288400), (320, 1256190), (325, 1236864), (384, 1046825), (390, 1030720), (400, 1004952), (416, 966300), (480, 837460), (520, 773040), (600, 669968), (624, 644200), (640, 628095), (650, 618432), (780, 515360), (800, 502476), (832, 483150), (960, 418730), (975, 412288), (1040, 386520), (1200, 334984), (1248, 322100), (1300, 309216), (1560, 257680), (1600, 251238), (1664, 241575), (1920, 209365), (1950, 206144), (2080, 193260), (2400, 167492), (2496, 161050), (2600, 154608), (3120, 128840), (3200, 125619), (3221, 124800), (3900, 103072), (4160, 96630), (4800, 83746), (4992, 80525), (5200, 77304), (6240, 64420), (6442, 62400), (7800, 51536), (8320, 48315), (9600, 41873), (9663, 41600), (10400, 38652), (12480, 32210), (12884, 31200), (15600, 25768), (16105, 24960), (19326, 20800)]