80644080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2777}}^1$

素因数の和:2815

約数の個数: 120

約数和(自身を含む): 274888656

約数和(自身を除く): 194244576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 121, 132, 165, 176, 220, 240, 242, 264, 330, 363, 440, 484, 528, 605, 660, 726, 880, 968, 1210, 1320, 1452, 1815, 1936, 2420, 2640, 2777, 2904, 3630, 4840, 5554, 5808, 7260, 8331, 9680, 11108, 13885, 14520, 16662, 22216, 27770, 29040, 30547, 33324, 41655, 44432, 55540, 61094, 66648, 83310, 91641, 111080, 122188, 133296, 152735, 166620, 183282, 222160, 244376, 305470, 333240, 336017, 366564, 458205, 488752, 610940, 666480, 672034, 733128, 916410, 1008051, 1221880, 1344068, 1466256, 1680085, 1832820, 2016102, 2443760, 2688136, 3360170, 3665640, 4032204, 5040255, 5376272, 6720340, 7331280, 8064408, 10080510, 13440680, 16128816, 20161020, 26881360, 40322040, 80644080]

約数ペア:

[(1, 80644080), (2, 40322040), (3, 26881360), (4, 20161020), (5, 16128816), (6, 13440680), (8, 10080510), (10, 8064408), (11, 7331280), (12, 6720340), (15, 5376272), (16, 5040255), (20, 4032204), (22, 3665640), (24, 3360170), (30, 2688136), (33, 2443760), (40, 2016102), (44, 1832820), (48, 1680085), (55, 1466256), (60, 1344068), (66, 1221880), (80, 1008051), (88, 916410), (110, 733128), (120, 672034), (121, 666480), (132, 610940), (165, 488752), (176, 458205), (220, 366564), (240, 336017), (242, 333240), (264, 305470), (330, 244376), (363, 222160), (440, 183282), (484, 166620), (528, 152735), (605, 133296), (660, 122188), (726, 111080), (880, 91641), (968, 83310), (1210, 66648), (1320, 61094), (1452, 55540), (1815, 44432), (1936, 41655), (2420, 33324), (2640, 30547), (2777, 29040), (2904, 27770), (3630, 22216), (4840, 16662), (5554, 14520), (5808, 13885), (7260, 11108), (8331, 9680)]