31424100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:222

約数の個数: 144

約数和(自身を含む): 98952000

約数和(自身を除く): 67527900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 37, 38, 50, 57, 60, 74, 75, 76, 95, 100, 111, 114, 148, 149, 150, 185, 190, 222, 228, 285, 298, 300, 370, 380, 444, 447, 475, 555, 570, 596, 703, 740, 745, 894, 925, 950, 1110, 1140, 1406, 1425, 1490, 1788, 1850, 1900, 2109, 2220, 2235, 2775, 2812, 2831, 2850, 2980, 3515, 3700, 3725, 4218, 4470, 5513, 5550, 5662, 5700, 7030, 7450, 8436, 8493, 8940, 10545, 11026, 11100, 11175, 11324, 14060, 14155, 14900, 16539, 16986, 17575, 21090, 22052, 22350, 27565, 28310, 33078, 33972, 35150, 42180, 42465, 44700, 52725, 55130, 56620, 66156, 70300, 70775, 82695, 84930, 104747, 105450, 110260, 137825, 141550, 165390, 169860, 209494, 210900, 212325, 275650, 283100, 314241, 330780, 413475, 418988, 424650, 523735, 551300, 628482, 826950, 849300, 1047470, 1256964, 1571205, 1653900, 2094940, 2618675, 3142410, 5237350, 6284820, 7856025, 10474700, 15712050, 31424100]

約数ペア:

[(1, 31424100), (2, 15712050), (3, 10474700), (4, 7856025), (5, 6284820), (6, 5237350), (10, 3142410), (12, 2618675), (15, 2094940), (19, 1653900), (20, 1571205), (25, 1256964), (30, 1047470), (37, 849300), (38, 826950), (50, 628482), (57, 551300), (60, 523735), (74, 424650), (75, 418988), (76, 413475), (95, 330780), (100, 314241), (111, 283100), (114, 275650), (148, 212325), (149, 210900), (150, 209494), (185, 169860), (190, 165390), (222, 141550), (228, 137825), (285, 110260), (298, 105450), (300, 104747), (370, 84930), (380, 82695), (444, 70775), (447, 70300), (475, 66156), (555, 56620), (570, 55130), (596, 52725), (703, 44700), (740, 42465), (745, 42180), (894, 35150), (925, 33972), (950, 33078), (1110, 28310), (1140, 27565), (1406, 22350), (1425, 22052), (1490, 21090), (1788, 17575), (1850, 16986), (1900, 16539), (2109, 14900), (2220, 14155), (2235, 14060), (2775, 11324), (2812, 11175), (2831, 11100), (2850, 11026), (2980, 10545), (3515, 8940), (3700, 8493), (3725, 8436), (4218, 7450), (4470, 7030), (5513, 5700), (5550, 5662)]