31190400

素因数分解:

$2^7\times 3^3\times 5^2\times {\mathrm{19}}^2$

素因数の和:71

約数の個数: 288

約数和(自身を含む): 120472200

約数和(自身を除く): 89281800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 25, 27, 30, 32, 36, 38, 40, 45, 48, 50, 54, 57, 60, 64, 72, 75, 76, 80, 90, 95, 96, 100, 108, 114, 120, 128, 135, 144, 150, 152, 160, 171, 180, 190, 192, 200, 216, 225, 228, 240, 270, 285, 288, 300, 304, 320, 342, 360, 361, 380, 384, 400, 432, 450, 456, 475, 480, 513, 540, 570, 576, 600, 608, 640, 675, 684, 720, 722, 760, 800, 855, 864, 900, 912, 950, 960, 1026, 1080, 1083, 1140, 1152, 1200, 1216, 1350, 1368, 1425, 1440, 1444, 1520, 1600, 1710, 1728, 1800, 1805, 1824, 1900, 1920, 2052, 2160, 2166, 2280, 2400, 2432, 2565, 2700, 2736, 2850, 2880, 2888, 3040, 3200, 3249, 3420, 3456, 3600, 3610, 3648, 3800, 4104, 4275, 4320, 4332, 4560, 4800, 5130, 5400, 5415, 5472, 5700, 5760, 5776, 6080, 6498, 6840, 7200, 7220, 7296, 7600, 8208, 8550, 8640, 8664, 9025, 9120, 9600, 9747, 10260, 10800, 10830, 10944, 11400, 11552, 12160, 12825, 12996, 13680, 14400, 14440, 15200, 16245, 16416, 17100, 17280, 17328, 18050, 18240, 19494, 20520, 21600, 21660, 21888, 22800, 23104, 25650, 25992, 27075, 27360, 28800, 28880, 30400, 32490, 32832, 34200, 34656, 36100, 36480, 38988, 41040, 43200, 43320, 45600, 46208, 48735, 51300, 51984, 54150, 54720, 57760, 60800, 64980, 65664, 68400, 69312, 72200, 77976, 81225, 82080, 86400, 86640, 91200, 97470, 102600, 103968, 108300, 109440, 115520, 129960, 136800, 138624, 144400, 155952, 162450, 164160, 173280, 182400, 194940, 205200, 207936, 216600, 231040, 243675, 259920, 273600, 288800, 311904, 324900, 328320, 346560, 389880, 410400, 415872, 433200, 487350, 519840, 547200, 577600, 623808, 649800, 693120, 779760, 820800, 866400, 974700, 1039680, 1155200, 1247616, 1299600, 1559520, 1641600, 1732800, 1949400, 2079360, 2599200, 3119040, 3465600, 3898800, 5198400, 6238080, 7797600, 10396800, 15595200, 31190400]

約数ペア:

[(1, 31190400), (2, 15595200), (3, 10396800), (4, 7797600), (5, 6238080), (6, 5198400), (8, 3898800), (9, 3465600), (10, 3119040), (12, 2599200), (15, 2079360), (16, 1949400), (18, 1732800), (19, 1641600), (20, 1559520), (24, 1299600), (25, 1247616), (27, 1155200), (30, 1039680), (32, 974700), (36, 866400), (38, 820800), (40, 779760), (45, 693120), (48, 649800), (50, 623808), (54, 577600), (57, 547200), (60, 519840), (64, 487350), (72, 433200), (75, 415872), (76, 410400), (80, 389880), (90, 346560), (95, 328320), (96, 324900), (100, 311904), (108, 288800), (114, 273600), (120, 259920), (128, 243675), (135, 231040), (144, 216600), (150, 207936), (152, 205200), (160, 194940), (171, 182400), (180, 173280), (190, 164160), (192, 162450), (200, 155952), (216, 144400), (225, 138624), (228, 136800), (240, 129960), (270, 115520), (285, 109440), (288, 108300), (300, 103968), (304, 102600), (320, 97470), (342, 91200), (360, 86640), (361, 86400), (380, 82080), (384, 81225), (400, 77976), (432, 72200), (450, 69312), (456, 68400), (475, 65664), (480, 64980), (513, 60800), (540, 57760), (570, 54720), (576, 54150), (600, 51984), (608, 51300), (640, 48735), (675, 46208), (684, 45600), (720, 43320), (722, 43200), (760, 41040), (800, 38988), (855, 36480), (864, 36100), (900, 34656), (912, 34200), (950, 32832), (960, 32490), (1026, 30400), (1080, 28880), (1083, 28800), (1140, 27360), (1152, 27075), (1200, 25992), (1216, 25650), (1350, 23104), (1368, 22800), (1425, 21888), (1440, 21660), (1444, 21600), (1520, 20520), (1600, 19494), (1710, 18240), (1728, 18050), (1800, 17328), (1805, 17280), (1824, 17100), (1900, 16416), (1920, 16245), (2052, 15200), (2160, 14440), (2166, 14400), (2280, 13680), (2400, 12996), (2432, 12825), (2565, 12160), (2700, 11552), (2736, 11400), (2850, 10944), (2880, 10830), (2888, 10800), (3040, 10260), (3200, 9747), (3249, 9600), (3420, 9120), (3456, 9025), (3600, 8664), (3610, 8640), (3648, 8550), (3800, 8208), (4104, 7600), (4275, 7296), (4320, 7220), (4332, 7200), (4560, 6840), (4800, 6498), (5130, 6080), (5400, 5776), (5415, 5760), (5472, 5700)]