396437440

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{193}}^1$

素因数の和:355

約数の個数: 168

約数和(自身を含む): 1112257872

約数和(自身を除く): 715820432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 131, 140, 160, 193, 196, 224, 245, 262, 280, 320, 386, 392, 448, 490, 524, 560, 655, 772, 784, 917, 965, 980, 1048, 1120, 1310, 1351, 1544, 1568, 1834, 1930, 1960, 2096, 2240, 2620, 2702, 3088, 3136, 3668, 3860, 3920, 4192, 4585, 5240, 5404, 6176, 6419, 6755, 7336, 7720, 7840, 8384, 9170, 9457, 10480, 10808, 12352, 12838, 13510, 14672, 15440, 15680, 18340, 18914, 20960, 21616, 25283, 25676, 27020, 29344, 30880, 32095, 36680, 37828, 41920, 43232, 47285, 50566, 51352, 54040, 58688, 61760, 64190, 73360, 75656, 86464, 94570, 101132, 102704, 108080, 126415, 128380, 146720, 151312, 176981, 189140, 202264, 205408, 216160, 252830, 256760, 293440, 302624, 353962, 378280, 404528, 410816, 432320, 505660, 513520, 605248, 707924, 756560, 809056, 884905, 1011320, 1027040, 1238867, 1415848, 1513120, 1618112, 1769810, 2022640, 2054080, 2477734, 2831696, 3026240, 3539620, 4045280, 4955468, 5663392, 6194335, 7079240, 8090560, 9910936, 11326784, 12388670, 14158480, 19821872, 24777340, 28316960, 39643744, 49554680, 56633920, 79287488, 99109360, 198218720, 396437440]

約数ペア:

[(1, 396437440), (2, 198218720), (4, 99109360), (5, 79287488), (7, 56633920), (8, 49554680), (10, 39643744), (14, 28316960), (16, 24777340), (20, 19821872), (28, 14158480), (32, 12388670), (35, 11326784), (40, 9910936), (49, 8090560), (56, 7079240), (64, 6194335), (70, 5663392), (80, 4955468), (98, 4045280), (112, 3539620), (131, 3026240), (140, 2831696), (160, 2477734), (193, 2054080), (196, 2022640), (224, 1769810), (245, 1618112), (262, 1513120), (280, 1415848), (320, 1238867), (386, 1027040), (392, 1011320), (448, 884905), (490, 809056), (524, 756560), (560, 707924), (655, 605248), (772, 513520), (784, 505660), (917, 432320), (965, 410816), (980, 404528), (1048, 378280), (1120, 353962), (1310, 302624), (1351, 293440), (1544, 256760), (1568, 252830), (1834, 216160), (1930, 205408), (1960, 202264), (2096, 189140), (2240, 176981), (2620, 151312), (2702, 146720), (3088, 128380), (3136, 126415), (3668, 108080), (3860, 102704), (3920, 101132), (4192, 94570), (4585, 86464), (5240, 75656), (5404, 73360), (6176, 64190), (6419, 61760), (6755, 58688), (7336, 54040), (7720, 51352), (7840, 50566), (8384, 47285), (9170, 43232), (9457, 41920), (10480, 37828), (10808, 36680), (12352, 32095), (12838, 30880), (13510, 29344), (14672, 27020), (15440, 25676), (15680, 25283), (18340, 21616), (18914, 20960)]