1600262720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1$

素因数の和:485

約数の個数: 224

約数和(自身を含む): 4608576000

約数和(自身を除く): 3008313280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 89, 92, 112, 115, 140, 160, 161, 178, 184, 224, 230, 280, 320, 322, 349, 356, 368, 445, 448, 460, 560, 623, 644, 698, 712, 736, 805, 890, 920, 1120, 1246, 1288, 1396, 1424, 1472, 1610, 1745, 1780, 1840, 2047, 2240, 2443, 2492, 2576, 2792, 2848, 3115, 3220, 3490, 3560, 3680, 4094, 4886, 4984, 5152, 5584, 5696, 6230, 6440, 6980, 7120, 7360, 8027, 8188, 9772, 9968, 10235, 10304, 11168, 12215, 12460, 12880, 13960, 14240, 14329, 16054, 16376, 19544, 19936, 20470, 22336, 24430, 24920, 25760, 27920, 28480, 28658, 31061, 32108, 32752, 39088, 39872, 40135, 40940, 48860, 49840, 51520, 55840, 56189, 57316, 62122, 64216, 65504, 71645, 78176, 80270, 81880, 97720, 99680, 111680, 112378, 114632, 124244, 128432, 131008, 143290, 155305, 156352, 160540, 163760, 195440, 199360, 217427, 224756, 229264, 248488, 256864, 280945, 286580, 310610, 321080, 327520, 390880, 434854, 449512, 458528, 496976, 513728, 561890, 573160, 621220, 642160, 655040, 714403, 781760, 869708, 899024, 917056, 993952, 1087135, 1123780, 1146320, 1242440, 1284320, 1428806, 1739416, 1798048, 1987904, 2174270, 2247560, 2292640, 2484880, 2568640, 2857612, 3478832, 3572015, 3596096, 4348540, 4495120, 4585280, 4969760, 5000821, 5715224, 6957664, 7144030, 8697080, 8990240, 9939520, 10001642, 11430448, 13915328, 14288060, 17394160, 17980480, 20003284, 22860896, 25004105, 28576120, 34788320, 40006568, 45721792, 50008210, 57152240, 69576640, 80013136, 100016420, 114304480, 160026272, 200032840, 228608960, 320052544, 400065680, 800131360, 1600262720]

約数ペア:

[(1, 1600262720), (2, 800131360), (4, 400065680), (5, 320052544), (7, 228608960), (8, 200032840), (10, 160026272), (14, 114304480), (16, 100016420), (20, 80013136), (23, 69576640), (28, 57152240), (32, 50008210), (35, 45721792), (40, 40006568), (46, 34788320), (56, 28576120), (64, 25004105), (70, 22860896), (80, 20003284), (89, 17980480), (92, 17394160), (112, 14288060), (115, 13915328), (140, 11430448), (160, 10001642), (161, 9939520), (178, 8990240), (184, 8697080), (224, 7144030), (230, 6957664), (280, 5715224), (320, 5000821), (322, 4969760), (349, 4585280), (356, 4495120), (368, 4348540), (445, 3596096), (448, 3572015), (460, 3478832), (560, 2857612), (623, 2568640), (644, 2484880), (698, 2292640), (712, 2247560), (736, 2174270), (805, 1987904), (890, 1798048), (920, 1739416), (1120, 1428806), (1246, 1284320), (1288, 1242440), (1396, 1146320), (1424, 1123780), (1472, 1087135), (1610, 993952), (1745, 917056), (1780, 899024), (1840, 869708), (2047, 781760), (2240, 714403), (2443, 655040), (2492, 642160), (2576, 621220), (2792, 573160), (2848, 561890), (3115, 513728), (3220, 496976), (3490, 458528), (3560, 449512), (3680, 434854), (4094, 390880), (4886, 327520), (4984, 321080), (5152, 310610), (5584, 286580), (5696, 280945), (6230, 256864), (6440, 248488), (6980, 229264), (7120, 224756), (7360, 217427), (8027, 199360), (8188, 195440), (9772, 163760), (9968, 160540), (10235, 156352), (10304, 155305), (11168, 143290), (12215, 131008), (12460, 128432), (12880, 124244), (13960, 114632), (14240, 112378), (14329, 111680), (16054, 99680), (16376, 97720), (19544, 81880), (19936, 80270), (20470, 78176), (22336, 71645), (24430, 65504), (24920, 64216), (25760, 62122), (27920, 57316), (28480, 56189), (28658, 55840), (31061, 51520), (32108, 49840), (32752, 48860), (39088, 40940), (39872, 40135)]