71865640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23333}}^1$

素因数の和:23362

約数の個数: 64

約数和(自身を含む): 201605760

約数和(自身を除く): 129740120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 23333, 46666, 93332, 116665, 163331, 186664, 233330, 256663, 326662, 466660, 513326, 653324, 816655, 933320, 1026652, 1283315, 1306648, 1633310, 1796641, 2053304, 2566630, 3266620, 3593282, 5133260, 6533240, 7186564, 8983205, 10266520, 14373128, 17966410, 35932820, 71865640]

約数ペア:

[(1, 71865640), (2, 35932820), (4, 17966410), (5, 14373128), (7, 10266520), (8, 8983205), (10, 7186564), (11, 6533240), (14, 5133260), (20, 3593282), (22, 3266620), (28, 2566630), (35, 2053304), (40, 1796641), (44, 1633310), (55, 1306648), (56, 1283315), (70, 1026652), (77, 933320), (88, 816655), (110, 653324), (140, 513326), (154, 466660), (220, 326662), (280, 256663), (308, 233330), (385, 186664), (440, 163331), (616, 116665), (770, 93332), (1540, 46666), (3080, 23333)]