71555280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{751}}^1$

素因数の和:1164

約数の個数: 80

約数和(自身を含む): 222676224

約数和(自身を除く): 151120944

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 397, 751, 794, 1191, 1502, 1588, 1985, 2253, 2382, 3004, 3176, 3755, 3970, 4506, 4764, 5955, 6008, 6352, 7510, 7940, 9012, 9528, 11265, 11910, 12016, 15020, 15880, 18024, 19056, 22530, 23820, 30040, 31760, 36048, 45060, 47640, 60080, 90120, 95280, 180240, 298147, 596294, 894441, 1192588, 1490735, 1788882, 2385176, 2981470, 3577764, 4472205, 4770352, 5962940, 7155528, 8944410, 11925880, 14311056, 17888820, 23851760, 35777640, 71555280]

約数ペア:

[(1, 71555280), (2, 35777640), (3, 23851760), (4, 17888820), (5, 14311056), (6, 11925880), (8, 8944410), (10, 7155528), (12, 5962940), (15, 4770352), (16, 4472205), (20, 3577764), (24, 2981470), (30, 2385176), (40, 1788882), (48, 1490735), (60, 1192588), (80, 894441), (120, 596294), (240, 298147), (397, 180240), (751, 95280), (794, 90120), (1191, 60080), (1502, 47640), (1588, 45060), (1985, 36048), (2253, 31760), (2382, 30040), (3004, 23820), (3176, 22530), (3755, 19056), (3970, 18024), (4506, 15880), (4764, 15020), (5955, 12016), (6008, 11910), (6352, 11265), (7510, 9528), (7940, 9012)]