431364640

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{55021}}^1$

素因数の和:55050

約数の個数: 72

約数和(自身を含む): 1185504012

約数和(自身を除く): 754139372

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 55021, 110042, 220084, 275105, 385147, 440168, 550210, 770294, 880336, 1100420, 1540588, 1760672, 1925735, 2200840, 2696029, 3081176, 3851470, 4401680, 5392058, 6162352, 7702940, 8803360, 10784116, 12324704, 13480145, 15405880, 21568232, 26960290, 30811760, 43136464, 53920580, 61623520, 86272928, 107841160, 215682320, 431364640]

約数ペア:

[(1, 431364640), (2, 215682320), (4, 107841160), (5, 86272928), (7, 61623520), (8, 53920580), (10, 43136464), (14, 30811760), (16, 26960290), (20, 21568232), (28, 15405880), (32, 13480145), (35, 12324704), (40, 10784116), (49, 8803360), (56, 7702940), (70, 6162352), (80, 5392058), (98, 4401680), (112, 3851470), (140, 3081176), (160, 2696029), (196, 2200840), (224, 1925735), (245, 1760672), (280, 1540588), (392, 1100420), (490, 880336), (560, 770294), (784, 550210), (980, 440168), (1120, 385147), (1568, 275105), (1960, 220084), (3920, 110042), (7840, 55021)]