31815000

素因数分解:

$2^3\times 3^2\times 5^4\times 7^1\times {\mathrm{101}}^1$

素因数の和:140

約数の個数: 240

約数和(自身を含む): 124272720

約数和(自身を除く): 92457720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 101, 105, 120, 125, 126, 140, 150, 168, 175, 180, 200, 202, 210, 225, 250, 252, 280, 300, 303, 315, 350, 360, 375, 404, 420, 450, 500, 504, 505, 525, 600, 606, 625, 630, 700, 707, 750, 808, 840, 875, 900, 909, 1000, 1010, 1050, 1125, 1212, 1250, 1260, 1400, 1414, 1500, 1515, 1575, 1750, 1800, 1818, 1875, 2020, 2100, 2121, 2250, 2424, 2500, 2520, 2525, 2625, 2828, 3000, 3030, 3150, 3500, 3535, 3636, 3750, 4040, 4200, 4242, 4375, 4500, 4545, 5000, 5050, 5250, 5625, 5656, 6060, 6300, 6363, 7000, 7070, 7272, 7500, 7575, 7875, 8484, 8750, 9000, 9090, 10100, 10500, 10605, 11250, 12120, 12600, 12625, 12726, 13125, 14140, 15000, 15150, 15750, 16968, 17500, 17675, 18180, 20200, 21000, 21210, 22500, 22725, 25250, 25452, 26250, 28280, 30300, 31500, 31815, 35000, 35350, 36360, 37875, 39375, 42420, 45000, 45450, 50500, 50904, 52500, 53025, 60600, 63000, 63125, 63630, 70700, 75750, 78750, 84840, 88375, 90900, 101000, 105000, 106050, 113625, 126250, 127260, 141400, 151500, 157500, 159075, 176750, 181800, 189375, 212100, 227250, 252500, 254520, 265125, 303000, 315000, 318150, 353500, 378750, 424200, 441875, 454500, 505000, 530250, 568125, 636300, 707000, 757500, 795375, 883750, 909000, 1060500, 1136250, 1272600, 1325625, 1515000, 1590750, 1767500, 2121000, 2272500, 2651250, 3181500, 3535000, 3976875, 4545000, 5302500, 6363000, 7953750, 10605000, 15907500, 31815000]

約数ペア:

[(1, 31815000), (2, 15907500), (3, 10605000), (4, 7953750), (5, 6363000), (6, 5302500), (7, 4545000), (8, 3976875), (9, 3535000), (10, 3181500), (12, 2651250), (14, 2272500), (15, 2121000), (18, 1767500), (20, 1590750), (21, 1515000), (24, 1325625), (25, 1272600), (28, 1136250), (30, 1060500), (35, 909000), (36, 883750), (40, 795375), (42, 757500), (45, 707000), (50, 636300), (56, 568125), (60, 530250), (63, 505000), (70, 454500), (72, 441875), (75, 424200), (84, 378750), (90, 353500), (100, 318150), (101, 315000), (105, 303000), (120, 265125), (125, 254520), (126, 252500), (140, 227250), (150, 212100), (168, 189375), (175, 181800), (180, 176750), (200, 159075), (202, 157500), (210, 151500), (225, 141400), (250, 127260), (252, 126250), (280, 113625), (300, 106050), (303, 105000), (315, 101000), (350, 90900), (360, 88375), (375, 84840), (404, 78750), (420, 75750), (450, 70700), (500, 63630), (504, 63125), (505, 63000), (525, 60600), (600, 53025), (606, 52500), (625, 50904), (630, 50500), (700, 45450), (707, 45000), (750, 42420), (808, 39375), (840, 37875), (875, 36360), (900, 35350), (909, 35000), (1000, 31815), (1010, 31500), (1050, 30300), (1125, 28280), (1212, 26250), (1250, 25452), (1260, 25250), (1400, 22725), (1414, 22500), (1500, 21210), (1515, 21000), (1575, 20200), (1750, 18180), (1800, 17675), (1818, 17500), (1875, 16968), (2020, 15750), (2100, 15150), (2121, 15000), (2250, 14140), (2424, 13125), (2500, 12726), (2520, 12625), (2525, 12600), (2625, 12120), (2828, 11250), (3000, 10605), (3030, 10500), (3150, 10100), (3500, 9090), (3535, 9000), (3636, 8750), (3750, 8484), (4040, 7875), (4200, 7575), (4242, 7500), (4375, 7272), (4500, 7070), (4545, 7000), (5000, 6363), (5050, 6300), (5250, 6060), (5625, 5656)]