274141280

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{479}}^1$

素因数の和:581

約数の個数: 144

約数和(自身を含む): 765313920

約数和(自身を除く): 491172640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 73, 80, 98, 112, 140, 146, 160, 196, 224, 245, 280, 292, 365, 392, 479, 490, 511, 560, 584, 730, 784, 958, 980, 1022, 1120, 1168, 1460, 1568, 1916, 1960, 2044, 2336, 2395, 2555, 2920, 3353, 3577, 3832, 3920, 4088, 4790, 5110, 5840, 6706, 7154, 7664, 7840, 8176, 9580, 10220, 11680, 13412, 14308, 15328, 16352, 16765, 17885, 19160, 20440, 23471, 26824, 28616, 33530, 34967, 35770, 38320, 40880, 46942, 53648, 57232, 67060, 69934, 71540, 76640, 81760, 93884, 107296, 114464, 117355, 134120, 139868, 143080, 174835, 187768, 234710, 244769, 268240, 279736, 286160, 349670, 375536, 469420, 489538, 536480, 559472, 572320, 699340, 751072, 938840, 979076, 1118944, 1223845, 1398680, 1713383, 1877680, 1958152, 2447690, 2797360, 3426766, 3755360, 3916304, 4895380, 5594720, 6853532, 7832608, 8566915, 9790760, 13707064, 17133830, 19581520, 27414128, 34267660, 39163040, 54828256, 68535320, 137070640, 274141280]

約数ペア:

[(1, 274141280), (2, 137070640), (4, 68535320), (5, 54828256), (7, 39163040), (8, 34267660), (10, 27414128), (14, 19581520), (16, 17133830), (20, 13707064), (28, 9790760), (32, 8566915), (35, 7832608), (40, 6853532), (49, 5594720), (56, 4895380), (70, 3916304), (73, 3755360), (80, 3426766), (98, 2797360), (112, 2447690), (140, 1958152), (146, 1877680), (160, 1713383), (196, 1398680), (224, 1223845), (245, 1118944), (280, 979076), (292, 938840), (365, 751072), (392, 699340), (479, 572320), (490, 559472), (511, 536480), (560, 489538), (584, 469420), (730, 375536), (784, 349670), (958, 286160), (980, 279736), (1022, 268240), (1120, 244769), (1168, 234710), (1460, 187768), (1568, 174835), (1916, 143080), (1960, 139868), (2044, 134120), (2336, 117355), (2395, 114464), (2555, 107296), (2920, 93884), (3353, 81760), (3577, 76640), (3832, 71540), (3920, 69934), (4088, 67060), (4790, 57232), (5110, 53648), (5840, 46942), (6706, 40880), (7154, 38320), (7664, 35770), (7840, 34967), (8176, 33530), (9580, 28616), (10220, 26824), (11680, 23471), (13412, 20440), (14308, 19160), (15328, 17885), (16352, 16765)]