999491360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:419

約数の個数: 192

約数和(自身を含む): 2813045760

約数和(自身を除く): 1813554400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 70, 74, 80, 89, 112, 140, 148, 160, 178, 185, 224, 259, 271, 280, 296, 356, 370, 445, 518, 542, 560, 592, 623, 712, 740, 890, 1036, 1084, 1120, 1184, 1246, 1295, 1355, 1424, 1480, 1780, 1897, 2072, 2168, 2492, 2590, 2710, 2848, 2960, 3115, 3293, 3560, 3794, 4144, 4336, 4984, 5180, 5420, 5920, 6230, 6586, 7120, 7588, 8288, 8672, 9485, 9968, 10027, 10360, 10840, 12460, 13172, 14240, 15176, 16465, 18970, 19936, 20054, 20720, 21680, 23051, 24119, 24920, 26344, 30352, 32930, 37940, 40108, 41440, 43360, 46102, 48238, 49840, 50135, 52688, 60704, 65860, 70189, 75880, 80216, 92204, 96476, 99680, 100270, 105376, 115255, 120595, 131720, 140378, 151760, 160432, 168833, 184408, 192952, 200540, 230510, 241190, 263440, 280756, 303520, 320864, 337666, 350945, 368816, 385904, 401080, 461020, 482380, 526880, 561512, 675332, 701890, 737632, 771808, 802160, 844165, 892403, 922040, 964760, 1123024, 1350664, 1403780, 1604320, 1688330, 1784806, 1844080, 1929520, 2246048, 2701328, 2807560, 3376660, 3569612, 3688160, 3859040, 4462015, 5402656, 5615120, 6246821, 6753320, 7139224, 8924030, 11230240, 12493642, 13506640, 14278448, 17848060, 24987284, 27013280, 28556896, 31234105, 35696120, 49974568, 62468210, 71392240, 99949136, 124936420, 142784480, 199898272, 249872840, 499745680, 999491360]

約数ペア:

[(1, 999491360), (2, 499745680), (4, 249872840), (5, 199898272), (7, 142784480), (8, 124936420), (10, 99949136), (14, 71392240), (16, 62468210), (20, 49974568), (28, 35696120), (32, 31234105), (35, 28556896), (37, 27013280), (40, 24987284), (56, 17848060), (70, 14278448), (74, 13506640), (80, 12493642), (89, 11230240), (112, 8924030), (140, 7139224), (148, 6753320), (160, 6246821), (178, 5615120), (185, 5402656), (224, 4462015), (259, 3859040), (271, 3688160), (280, 3569612), (296, 3376660), (356, 2807560), (370, 2701328), (445, 2246048), (518, 1929520), (542, 1844080), (560, 1784806), (592, 1688330), (623, 1604320), (712, 1403780), (740, 1350664), (890, 1123024), (1036, 964760), (1084, 922040), (1120, 892403), (1184, 844165), (1246, 802160), (1295, 771808), (1355, 737632), (1424, 701890), (1480, 675332), (1780, 561512), (1897, 526880), (2072, 482380), (2168, 461020), (2492, 401080), (2590, 385904), (2710, 368816), (2848, 350945), (2960, 337666), (3115, 320864), (3293, 303520), (3560, 280756), (3794, 263440), (4144, 241190), (4336, 230510), (4984, 200540), (5180, 192952), (5420, 184408), (5920, 168833), (6230, 160432), (6586, 151760), (7120, 140378), (7588, 131720), (8288, 120595), (8672, 115255), (9485, 105376), (9968, 100270), (10027, 99680), (10360, 96476), (10840, 92204), (12460, 80216), (13172, 75880), (14240, 70189), (15176, 65860), (16465, 60704), (18970, 52688), (19936, 50135), (20054, 49840), (20720, 48238), (21680, 46102), (23051, 43360), (24119, 41440), (24920, 40108), (26344, 37940), (30352, 32930)]