81205080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61519}}^1$

素因数の和:61544

約数の個数: 64

約数和(自身を含む): 265766400

約数和(自身を除く): 184561320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 61519, 123038, 184557, 246076, 307595, 369114, 492152, 615190, 676709, 738228, 922785, 1230380, 1353418, 1476456, 1845570, 2030127, 2460760, 2706836, 3383545, 3691140, 4060254, 5413672, 6767090, 7382280, 8120508, 10150635, 13534180, 16241016, 20301270, 27068360, 40602540, 81205080]

約数ペア:

[(1, 81205080), (2, 40602540), (3, 27068360), (4, 20301270), (5, 16241016), (6, 13534180), (8, 10150635), (10, 8120508), (11, 7382280), (12, 6767090), (15, 5413672), (20, 4060254), (22, 3691140), (24, 3383545), (30, 2706836), (33, 2460760), (40, 2030127), (44, 1845570), (55, 1476456), (60, 1353418), (66, 1230380), (88, 922785), (110, 738228), (120, 676709), (132, 615190), (165, 492152), (220, 369114), (264, 307595), (330, 246076), (440, 184557), (660, 123038), (1320, 61519)]