23915280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{397}}^1$

素因数の和:664

約数の個数: 80

約数和(自身を含む): 74620224

約数和(自身を除く): 50704944

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 251, 397, 502, 753, 794, 1004, 1191, 1255, 1506, 1588, 1985, 2008, 2382, 2510, 3012, 3176, 3765, 3970, 4016, 4764, 5020, 5955, 6024, 6352, 7530, 7940, 9528, 10040, 11910, 12048, 15060, 15880, 19056, 20080, 23820, 30120, 31760, 47640, 60240, 95280, 99647, 199294, 298941, 398588, 498235, 597882, 797176, 996470, 1195764, 1494705, 1594352, 1992940, 2391528, 2989410, 3985880, 4783056, 5978820, 7971760, 11957640, 23915280]

約数ペア:

[(1, 23915280), (2, 11957640), (3, 7971760), (4, 5978820), (5, 4783056), (6, 3985880), (8, 2989410), (10, 2391528), (12, 1992940), (15, 1594352), (16, 1494705), (20, 1195764), (24, 996470), (30, 797176), (40, 597882), (48, 498235), (60, 398588), (80, 298941), (120, 199294), (240, 99647), (251, 95280), (397, 60240), (502, 47640), (753, 31760), (794, 30120), (1004, 23820), (1191, 20080), (1255, 19056), (1506, 15880), (1588, 15060), (1985, 12048), (2008, 11910), (2382, 10040), (2510, 9528), (3012, 7940), (3176, 7530), (3765, 6352), (3970, 6024), (4016, 5955), (4764, 5020)]