78415524

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2789}}^1$

素因数の和:2881

約数の個数: 72

約数和(自身を含む): 219360960

約数和(自身を除く): 140945436

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 71, 99, 132, 142, 198, 213, 284, 396, 426, 639, 781, 852, 1278, 1562, 2343, 2556, 2789, 3124, 4686, 5578, 7029, 8367, 9372, 11156, 14058, 16734, 25101, 28116, 30679, 33468, 50202, 61358, 92037, 100404, 122716, 184074, 198019, 276111, 368148, 396038, 552222, 594057, 792076, 1104444, 1188114, 1782171, 2178209, 2376228, 3564342, 4356418, 6534627, 7128684, 8712836, 13069254, 19603881, 26138508, 39207762, 78415524]

約数ペア:

[(1, 78415524), (2, 39207762), (3, 26138508), (4, 19603881), (6, 13069254), (9, 8712836), (11, 7128684), (12, 6534627), (18, 4356418), (22, 3564342), (33, 2376228), (36, 2178209), (44, 1782171), (66, 1188114), (71, 1104444), (99, 792076), (132, 594057), (142, 552222), (198, 396038), (213, 368148), (284, 276111), (396, 198019), (426, 184074), (639, 122716), (781, 100404), (852, 92037), (1278, 61358), (1562, 50202), (2343, 33468), (2556, 30679), (2789, 28116), (3124, 25101), (4686, 16734), (5578, 14058), (7029, 11156), (8367, 9372)]