71816328

素因数分解:

$2^3\times 3^3\times {\mathrm{503}}^1\times {\mathrm{661}}^1$

素因数の和:1179

約数の個数: 64

約数和(自身を含む): 200188800

約数和(自身を除く): 128372472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 503, 661, 1006, 1322, 1509, 1983, 2012, 2644, 3018, 3966, 4024, 4527, 5288, 5949, 6036, 7932, 9054, 11898, 12072, 13581, 15864, 17847, 18108, 23796, 27162, 35694, 36216, 47592, 54324, 71388, 108648, 142776, 332483, 664966, 997449, 1329932, 1994898, 2659864, 2992347, 3989796, 5984694, 7979592, 8977041, 11969388, 17954082, 23938776, 35908164, 71816328]

約数ペア:

[(1, 71816328), (2, 35908164), (3, 23938776), (4, 17954082), (6, 11969388), (8, 8977041), (9, 7979592), (12, 5984694), (18, 3989796), (24, 2992347), (27, 2659864), (36, 1994898), (54, 1329932), (72, 997449), (108, 664966), (216, 332483), (503, 142776), (661, 108648), (1006, 71388), (1322, 54324), (1509, 47592), (1983, 36216), (2012, 35694), (2644, 27162), (3018, 23796), (3966, 18108), (4024, 17847), (4527, 15864), (5288, 13581), (5949, 12072), (6036, 11898), (7932, 9054)]