200021800

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:176

約数の個数: 192

約数和(自身を含む): 546393600

約数和(自身を除く): 346371800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 25, 40, 44, 46, 50, 55, 59, 67, 88, 92, 100, 110, 115, 118, 134, 184, 200, 220, 230, 236, 253, 268, 275, 295, 335, 440, 460, 472, 506, 536, 550, 575, 590, 649, 670, 737, 920, 1012, 1100, 1150, 1180, 1265, 1298, 1340, 1357, 1474, 1475, 1541, 1675, 2024, 2200, 2300, 2360, 2530, 2596, 2680, 2714, 2948, 2950, 3082, 3245, 3350, 3685, 3953, 4600, 5060, 5192, 5428, 5896, 5900, 6164, 6325, 6490, 6700, 6785, 7370, 7705, 7906, 10120, 10856, 11800, 12328, 12650, 12980, 13400, 13570, 14740, 14927, 15410, 15812, 16225, 16951, 18425, 19765, 25300, 25960, 27140, 29480, 29854, 30820, 31624, 32450, 33902, 33925, 36850, 38525, 39530, 43483, 50600, 54280, 59708, 61640, 64900, 67804, 67850, 73700, 74635, 77050, 79060, 84755, 86966, 90919, 98825, 119416, 129800, 135608, 135700, 147400, 149270, 154100, 158120, 169510, 173932, 181838, 197650, 217415, 271400, 298540, 308200, 339020, 347864, 363676, 373175, 395300, 423775, 434830, 454595, 597080, 678040, 727352, 746350, 790600, 847550, 869660, 909190, 1000109, 1087075, 1492700, 1695100, 1739320, 1818380, 2000218, 2174150, 2272975, 2985400, 3390200, 3636760, 4000436, 4348300, 4545950, 5000545, 8000872, 8696600, 9091900, 10001090, 18183800, 20002180, 25002725, 40004360, 50005450, 100010900, 200021800]

約数ペア:

[(1, 200021800), (2, 100010900), (4, 50005450), (5, 40004360), (8, 25002725), (10, 20002180), (11, 18183800), (20, 10001090), (22, 9091900), (23, 8696600), (25, 8000872), (40, 5000545), (44, 4545950), (46, 4348300), (50, 4000436), (55, 3636760), (59, 3390200), (67, 2985400), (88, 2272975), (92, 2174150), (100, 2000218), (110, 1818380), (115, 1739320), (118, 1695100), (134, 1492700), (184, 1087075), (200, 1000109), (220, 909190), (230, 869660), (236, 847550), (253, 790600), (268, 746350), (275, 727352), (295, 678040), (335, 597080), (440, 454595), (460, 434830), (472, 423775), (506, 395300), (536, 373175), (550, 363676), (575, 347864), (590, 339020), (649, 308200), (670, 298540), (737, 271400), (920, 217415), (1012, 197650), (1100, 181838), (1150, 173932), (1180, 169510), (1265, 158120), (1298, 154100), (1340, 149270), (1357, 147400), (1474, 135700), (1475, 135608), (1541, 129800), (1675, 119416), (2024, 98825), (2200, 90919), (2300, 86966), (2360, 84755), (2530, 79060), (2596, 77050), (2680, 74635), (2714, 73700), (2948, 67850), (2950, 67804), (3082, 64900), (3245, 61640), (3350, 59708), (3685, 54280), (3953, 50600), (4600, 43483), (5060, 39530), (5192, 38525), (5428, 36850), (5896, 33925), (5900, 33902), (6164, 32450), (6325, 31624), (6490, 30820), (6700, 29854), (6785, 29480), (7370, 27140), (7705, 25960), (7906, 25300), (10120, 19765), (10856, 18425), (11800, 16951), (12328, 16225), (12650, 15812), (12980, 15410), (13400, 14927), (13570, 14740)]