90208760

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3163}}^1$

素因数の和:3228

約数の個数: 64

約数和(自身を含む): 218695680

約数和(自身を除く): 128486920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 92, 115, 124, 155, 184, 230, 248, 310, 460, 620, 713, 920, 1240, 1426, 2852, 3163, 3565, 5704, 6326, 7130, 12652, 14260, 15815, 25304, 28520, 31630, 63260, 72749, 98053, 126520, 145498, 196106, 290996, 363745, 392212, 490265, 581992, 727490, 784424, 980530, 1454980, 1961060, 2255219, 2909960, 3922120, 4510438, 9020876, 11276095, 18041752, 22552190, 45104380, 90208760]

約数ペア:

[(1, 90208760), (2, 45104380), (4, 22552190), (5, 18041752), (8, 11276095), (10, 9020876), (20, 4510438), (23, 3922120), (31, 2909960), (40, 2255219), (46, 1961060), (62, 1454980), (92, 980530), (115, 784424), (124, 727490), (155, 581992), (184, 490265), (230, 392212), (248, 363745), (310, 290996), (460, 196106), (620, 145498), (713, 126520), (920, 98053), (1240, 72749), (1426, 63260), (2852, 31630), (3163, 28520), (3565, 25304), (5704, 15815), (6326, 14260), (7130, 12652)]