79680780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{147557}}^1$

素因数の和:147575

約数の個数: 48

約数和(自身を含む): 247897440

約数和(自身を除く): 168216660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 147557, 295114, 442671, 590228, 737785, 885342, 1328013, 1475570, 1770684, 2213355, 2656026, 2951140, 3984039, 4426710, 5312052, 6640065, 7968078, 8853420, 13280130, 15936156, 19920195, 26560260, 39840390, 79680780]

約数ペア:

[(1, 79680780), (2, 39840390), (3, 26560260), (4, 19920195), (5, 15936156), (6, 13280130), (9, 8853420), (10, 7968078), (12, 6640065), (15, 5312052), (18, 4426710), (20, 3984039), (27, 2951140), (30, 2656026), (36, 2213355), (45, 1770684), (54, 1475570), (60, 1328013), (90, 885342), (108, 737785), (135, 590228), (180, 442671), (270, 295114), (540, 147557)]