129624440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1951}}^1$

素因数の和:2124

約数の個数: 64

約数和(自身を含む): 320440320

約数和(自身を除く): 190815880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 151, 220, 302, 440, 604, 755, 1208, 1510, 1661, 1951, 3020, 3322, 3902, 6040, 6644, 7804, 8305, 9755, 13288, 15608, 16610, 19510, 21461, 33220, 39020, 42922, 66440, 78040, 85844, 107305, 171688, 214610, 294601, 429220, 589202, 858440, 1178404, 1473005, 2356808, 2946010, 3240611, 5892020, 6481222, 11784040, 12962444, 16203055, 25924888, 32406110, 64812220, 129624440]

約数ペア:

[(1, 129624440), (2, 64812220), (4, 32406110), (5, 25924888), (8, 16203055), (10, 12962444), (11, 11784040), (20, 6481222), (22, 5892020), (40, 3240611), (44, 2946010), (55, 2356808), (88, 1473005), (110, 1178404), (151, 858440), (220, 589202), (302, 429220), (440, 294601), (604, 214610), (755, 171688), (1208, 107305), (1510, 85844), (1661, 78040), (1951, 66440), (3020, 42922), (3322, 39020), (3902, 33220), (6040, 21461), (6644, 19510), (7804, 16610), (8305, 15608), (9755, 13288)]