21199200

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{73}}^1$

素因数の和:118

約数の個数: 216

約数和(自身を含む): 76885704

約数和(自身を除く): 55686504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 25, 30, 32, 33, 40, 44, 48, 50, 55, 60, 66, 73, 75, 80, 88, 96, 100, 110, 120, 121, 132, 146, 150, 160, 165, 176, 200, 219, 220, 240, 242, 264, 275, 292, 300, 330, 352, 363, 365, 400, 438, 440, 480, 484, 528, 550, 584, 600, 605, 660, 726, 730, 800, 803, 825, 876, 880, 968, 1056, 1095, 1100, 1168, 1200, 1210, 1320, 1452, 1460, 1606, 1650, 1752, 1760, 1815, 1825, 1936, 2190, 2200, 2336, 2400, 2409, 2420, 2640, 2904, 2920, 3025, 3212, 3300, 3504, 3630, 3650, 3872, 4015, 4380, 4400, 4818, 4840, 5280, 5475, 5808, 5840, 6050, 6424, 6600, 7008, 7260, 7300, 8030, 8760, 8800, 8833, 9075, 9636, 9680, 10950, 11616, 11680, 12045, 12100, 12848, 13200, 14520, 14600, 16060, 17520, 17666, 18150, 19272, 19360, 20075, 21900, 24090, 24200, 25696, 26400, 26499, 29040, 29200, 32120, 35040, 35332, 36300, 38544, 40150, 43800, 44165, 48180, 48400, 52998, 58080, 58400, 60225, 64240, 70664, 72600, 77088, 80300, 87600, 88330, 96360, 96800, 105996, 120450, 128480, 132495, 141328, 145200, 160600, 175200, 176660, 192720, 211992, 220825, 240900, 264990, 282656, 290400, 321200, 353320, 385440, 423984, 441650, 481800, 529980, 642400, 662475, 706640, 847968, 883300, 963600, 1059960, 1324950, 1413280, 1766600, 1927200, 2119920, 2649900, 3533200, 4239840, 5299800, 7066400, 10599600, 21199200]

約数ペア:

[(1, 21199200), (2, 10599600), (3, 7066400), (4, 5299800), (5, 4239840), (6, 3533200), (8, 2649900), (10, 2119920), (11, 1927200), (12, 1766600), (15, 1413280), (16, 1324950), (20, 1059960), (22, 963600), (24, 883300), (25, 847968), (30, 706640), (32, 662475), (33, 642400), (40, 529980), (44, 481800), (48, 441650), (50, 423984), (55, 385440), (60, 353320), (66, 321200), (73, 290400), (75, 282656), (80, 264990), (88, 240900), (96, 220825), (100, 211992), (110, 192720), (120, 176660), (121, 175200), (132, 160600), (146, 145200), (150, 141328), (160, 132495), (165, 128480), (176, 120450), (200, 105996), (219, 96800), (220, 96360), (240, 88330), (242, 87600), (264, 80300), (275, 77088), (292, 72600), (300, 70664), (330, 64240), (352, 60225), (363, 58400), (365, 58080), (400, 52998), (438, 48400), (440, 48180), (480, 44165), (484, 43800), (528, 40150), (550, 38544), (584, 36300), (600, 35332), (605, 35040), (660, 32120), (726, 29200), (730, 29040), (800, 26499), (803, 26400), (825, 25696), (876, 24200), (880, 24090), (968, 21900), (1056, 20075), (1095, 19360), (1100, 19272), (1168, 18150), (1200, 17666), (1210, 17520), (1320, 16060), (1452, 14600), (1460, 14520), (1606, 13200), (1650, 12848), (1752, 12100), (1760, 12045), (1815, 11680), (1825, 11616), (1936, 10950), (2190, 9680), (2200, 9636), (2336, 9075), (2400, 8833), (2409, 8800), (2420, 8760), (2640, 8030), (2904, 7300), (2920, 7260), (3025, 7008), (3212, 6600), (3300, 6424), (3504, 6050), (3630, 5840), (3650, 5808), (3872, 5475), (4015, 5280), (4380, 4840), (4400, 4818)]