78870492

素因数分解:

$2^2\times 3^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{523}}^1$

素因数の和:663

約数の個数: 72

約数和(自身を含む): 205994880

約数和(自身を除く): 127124388

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 59, 71, 118, 142, 177, 213, 236, 284, 354, 426, 523, 531, 639, 708, 852, 1046, 1062, 1278, 1569, 2092, 2124, 2556, 3138, 4189, 4707, 6276, 8378, 9414, 12567, 16756, 18828, 25134, 30857, 37133, 37701, 50268, 61714, 74266, 75402, 92571, 111399, 123428, 148532, 150804, 185142, 222798, 277713, 334197, 370284, 445596, 555426, 668394, 1110852, 1336788, 2190847, 4381694, 6572541, 8763388, 13145082, 19717623, 26290164, 39435246, 78870492]

約数ペア:

[(1, 78870492), (2, 39435246), (3, 26290164), (4, 19717623), (6, 13145082), (9, 8763388), (12, 6572541), (18, 4381694), (36, 2190847), (59, 1336788), (71, 1110852), (118, 668394), (142, 555426), (177, 445596), (213, 370284), (236, 334197), (284, 277713), (354, 222798), (426, 185142), (523, 150804), (531, 148532), (639, 123428), (708, 111399), (852, 92571), (1046, 75402), (1062, 74266), (1278, 61714), (1569, 50268), (2092, 37701), (2124, 37133), (2556, 30857), (3138, 25134), (4189, 18828), (4707, 16756), (6276, 12567), (8378, 9414)]