388779900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{68207}}^1$

素因数の和:68243

約数の個数: 72

約数和(自身を含む): 1184090880

約数和(自身を除く): 795310980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 114, 150, 190, 228, 285, 300, 380, 475, 570, 950, 1140, 1425, 1900, 2850, 5700, 68207, 136414, 204621, 272828, 341035, 409242, 682070, 818484, 1023105, 1295933, 1364140, 1705175, 2046210, 2591866, 3410350, 3887799, 4092420, 5115525, 5183732, 6479665, 6820700, 7775598, 10231050, 12959330, 15551196, 19438995, 20462100, 25918660, 32398325, 38877990, 64796650, 77755980, 97194975, 129593300, 194389950, 388779900]

約数ペア:

[(1, 388779900), (2, 194389950), (3, 129593300), (4, 97194975), (5, 77755980), (6, 64796650), (10, 38877990), (12, 32398325), (15, 25918660), (19, 20462100), (20, 19438995), (25, 15551196), (30, 12959330), (38, 10231050), (50, 7775598), (57, 6820700), (60, 6479665), (75, 5183732), (76, 5115525), (95, 4092420), (100, 3887799), (114, 3410350), (150, 2591866), (190, 2046210), (228, 1705175), (285, 1364140), (300, 1295933), (380, 1023105), (475, 818484), (570, 682070), (950, 409242), (1140, 341035), (1425, 272828), (1900, 204621), (2850, 136414), (5700, 68207)]