394210880

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:873

約数の個数: 168

約数和(自身を含む): 1128589056

約数和(自身を除く): 734378176

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 49, 56, 62, 64, 70, 80, 98, 112, 124, 140, 155, 160, 196, 217, 224, 245, 248, 280, 310, 320, 392, 434, 448, 490, 496, 560, 620, 784, 811, 868, 980, 992, 1085, 1120, 1240, 1519, 1568, 1622, 1736, 1960, 1984, 2170, 2240, 2480, 3038, 3136, 3244, 3472, 3920, 4055, 4340, 4960, 5677, 6076, 6488, 6944, 7595, 7840, 8110, 8680, 9920, 11354, 12152, 12976, 13888, 15190, 15680, 16220, 17360, 22708, 24304, 25141, 25952, 28385, 30380, 32440, 34720, 39739, 45416, 48608, 50282, 51904, 56770, 60760, 64880, 69440, 79478, 90832, 97216, 100564, 113540, 121520, 125705, 129760, 158956, 175987, 181664, 198695, 201128, 227080, 243040, 251410, 259520, 317912, 351974, 363328, 397390, 402256, 454160, 486080, 502820, 635824, 703948, 794780, 804512, 879935, 908320, 1005640, 1231909, 1271648, 1407896, 1589560, 1609024, 1759870, 1816640, 2011280, 2463818, 2543296, 2815792, 3179120, 3519740, 4022560, 4927636, 5631584, 6159545, 6358240, 7039480, 8045120, 9855272, 11263168, 12319090, 12716480, 14078960, 19710544, 24638180, 28157920, 39421088, 49276360, 56315840, 78842176, 98552720, 197105440, 394210880]

約数ペア:

[(1, 394210880), (2, 197105440), (4, 98552720), (5, 78842176), (7, 56315840), (8, 49276360), (10, 39421088), (14, 28157920), (16, 24638180), (20, 19710544), (28, 14078960), (31, 12716480), (32, 12319090), (35, 11263168), (40, 9855272), (49, 8045120), (56, 7039480), (62, 6358240), (64, 6159545), (70, 5631584), (80, 4927636), (98, 4022560), (112, 3519740), (124, 3179120), (140, 2815792), (155, 2543296), (160, 2463818), (196, 2011280), (217, 1816640), (224, 1759870), (245, 1609024), (248, 1589560), (280, 1407896), (310, 1271648), (320, 1231909), (392, 1005640), (434, 908320), (448, 879935), (490, 804512), (496, 794780), (560, 703948), (620, 635824), (784, 502820), (811, 486080), (868, 454160), (980, 402256), (992, 397390), (1085, 363328), (1120, 351974), (1240, 317912), (1519, 259520), (1568, 251410), (1622, 243040), (1736, 227080), (1960, 201128), (1984, 198695), (2170, 181664), (2240, 175987), (2480, 158956), (3038, 129760), (3136, 125705), (3244, 121520), (3472, 113540), (3920, 100564), (4055, 97216), (4340, 90832), (4960, 79478), (5677, 69440), (6076, 64880), (6488, 60760), (6944, 56770), (7595, 51904), (7840, 50282), (8110, 48608), (8680, 45416), (9920, 39739), (11354, 34720), (12152, 32440), (12976, 30380), (13888, 28385), (15190, 25952), (15680, 25141), (16220, 24304), (17360, 22708)]