318382400

素因数分解:

$2^6\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:198

約数の個数: 252

約数和(自身を含む): 947903616

約数和(自身を除く): 629521216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 49, 50, 56, 62, 64, 70, 80, 98, 100, 112, 124, 131, 140, 155, 160, 175, 196, 200, 217, 224, 245, 248, 262, 280, 310, 320, 350, 392, 400, 434, 448, 490, 496, 524, 560, 620, 655, 700, 775, 784, 800, 868, 917, 980, 992, 1048, 1085, 1120, 1225, 1240, 1310, 1400, 1519, 1550, 1568, 1600, 1736, 1834, 1960, 1984, 2096, 2170, 2240, 2450, 2480, 2620, 2800, 3038, 3100, 3136, 3275, 3472, 3668, 3920, 4061, 4192, 4340, 4585, 4900, 4960, 5240, 5425, 5600, 6076, 6200, 6419, 6550, 6944, 7336, 7595, 7840, 8122, 8384, 8680, 9170, 9800, 9920, 10480, 10850, 11200, 12152, 12400, 12838, 13100, 13888, 14672, 15190, 15680, 16244, 17360, 18340, 19600, 20305, 20960, 21700, 22925, 24304, 24800, 25676, 26200, 28427, 29344, 30380, 32095, 32488, 34720, 36680, 37975, 39200, 40610, 41920, 43400, 45850, 48608, 49600, 51352, 52400, 56854, 58688, 60760, 64190, 64976, 69440, 73360, 75950, 78400, 81220, 86800, 91700, 97216, 101525, 102704, 104800, 113708, 121520, 128380, 129952, 142135, 146720, 151900, 160475, 162440, 173600, 183400, 198989, 203050, 205408, 209600, 227416, 243040, 256760, 259904, 284270, 293440, 303800, 320950, 324880, 347200, 366800, 397978, 406100, 410816, 454832, 486080, 513520, 568540, 607600, 641900, 649760, 710675, 733600, 795956, 812200, 909664, 994945, 1027040, 1137080, 1215200, 1283800, 1299520, 1421350, 1467200, 1591912, 1624400, 1819328, 1989890, 2054080, 2274160, 2430400, 2567600, 2842700, 3183824, 3248800, 3979780, 4548320, 4974725, 5135200, 5685400, 6367648, 6497600, 7959560, 9096640, 9949450, 10270400, 11370800, 12735296, 15919120, 19898900, 22741600, 31838240, 39797800, 45483200, 63676480, 79595600, 159191200, 318382400]

約数ペア:

[(1, 318382400), (2, 159191200), (4, 79595600), (5, 63676480), (7, 45483200), (8, 39797800), (10, 31838240), (14, 22741600), (16, 19898900), (20, 15919120), (25, 12735296), (28, 11370800), (31, 10270400), (32, 9949450), (35, 9096640), (40, 7959560), (49, 6497600), (50, 6367648), (56, 5685400), (62, 5135200), (64, 4974725), (70, 4548320), (80, 3979780), (98, 3248800), (100, 3183824), (112, 2842700), (124, 2567600), (131, 2430400), (140, 2274160), (155, 2054080), (160, 1989890), (175, 1819328), (196, 1624400), (200, 1591912), (217, 1467200), (224, 1421350), (245, 1299520), (248, 1283800), (262, 1215200), (280, 1137080), (310, 1027040), (320, 994945), (350, 909664), (392, 812200), (400, 795956), (434, 733600), (448, 710675), (490, 649760), (496, 641900), (524, 607600), (560, 568540), (620, 513520), (655, 486080), (700, 454832), (775, 410816), (784, 406100), (800, 397978), (868, 366800), (917, 347200), (980, 324880), (992, 320950), (1048, 303800), (1085, 293440), (1120, 284270), (1225, 259904), (1240, 256760), (1310, 243040), (1400, 227416), (1519, 209600), (1550, 205408), (1568, 203050), (1600, 198989), (1736, 183400), (1834, 173600), (1960, 162440), (1984, 160475), (2096, 151900), (2170, 146720), (2240, 142135), (2450, 129952), (2480, 128380), (2620, 121520), (2800, 113708), (3038, 104800), (3100, 102704), (3136, 101525), (3275, 97216), (3472, 91700), (3668, 86800), (3920, 81220), (4061, 78400), (4192, 75950), (4340, 73360), (4585, 69440), (4900, 64976), (4960, 64190), (5240, 60760), (5425, 58688), (5600, 56854), (6076, 52400), (6200, 51352), (6419, 49600), (6550, 48608), (6944, 45850), (7336, 43400), (7595, 41920), (7840, 40610), (8122, 39200), (8384, 37975), (8680, 36680), (9170, 34720), (9800, 32488), (9920, 32095), (10480, 30380), (10850, 29344), (11200, 28427), (12152, 26200), (12400, 25676), (12838, 24800), (13100, 24304), (13888, 22925), (14672, 21700), (15190, 20960), (15680, 20305), (16244, 19600), (17360, 18340)]