90801840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{953}}^1$

素因数の和:1366

約数の個数: 80

約数和(自身を含む): 282490848

約数和(自身を除く): 191689008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 397, 794, 953, 1191, 1588, 1906, 1985, 2382, 2859, 3176, 3812, 3970, 4764, 4765, 5718, 5955, 6352, 7624, 7940, 9528, 9530, 11436, 11910, 14295, 15248, 15880, 19056, 19060, 22872, 23820, 28590, 31760, 38120, 45744, 47640, 57180, 76240, 95280, 114360, 228720, 378341, 756682, 1135023, 1513364, 1891705, 2270046, 3026728, 3783410, 4540092, 5675115, 6053456, 7566820, 9080184, 11350230, 15133640, 18160368, 22700460, 30267280, 45400920, 90801840]

約数ペア:

[(1, 90801840), (2, 45400920), (3, 30267280), (4, 22700460), (5, 18160368), (6, 15133640), (8, 11350230), (10, 9080184), (12, 7566820), (15, 6053456), (16, 5675115), (20, 4540092), (24, 3783410), (30, 3026728), (40, 2270046), (48, 1891705), (60, 1513364), (80, 1135023), (120, 756682), (240, 378341), (397, 228720), (794, 114360), (953, 95280), (1191, 76240), (1588, 57180), (1906, 47640), (1985, 45744), (2382, 38120), (2859, 31760), (3176, 28590), (3812, 23820), (3970, 22872), (4764, 19060), (4765, 19056), (5718, 15880), (5955, 15248), (6352, 14295), (7624, 11910), (7940, 11436), (9528, 9530)]