28471440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1223}}^1$

素因数の和:1336

約数の個数: 80

約数和(自身を含む): 89244288

約数和(自身を除く): 60772848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 97, 120, 194, 240, 291, 388, 485, 582, 776, 970, 1164, 1223, 1455, 1552, 1940, 2328, 2446, 2910, 3669, 3880, 4656, 4892, 5820, 6115, 7338, 7760, 9784, 11640, 12230, 14676, 18345, 19568, 23280, 24460, 29352, 36690, 48920, 58704, 73380, 97840, 118631, 146760, 237262, 293520, 355893, 474524, 593155, 711786, 949048, 1186310, 1423572, 1779465, 1898096, 2372620, 2847144, 3558930, 4745240, 5694288, 7117860, 9490480, 14235720, 28471440]

約数ペア:

[(1, 28471440), (2, 14235720), (3, 9490480), (4, 7117860), (5, 5694288), (6, 4745240), (8, 3558930), (10, 2847144), (12, 2372620), (15, 1898096), (16, 1779465), (20, 1423572), (24, 1186310), (30, 949048), (40, 711786), (48, 593155), (60, 474524), (80, 355893), (97, 293520), (120, 237262), (194, 146760), (240, 118631), (291, 97840), (388, 73380), (485, 58704), (582, 48920), (776, 36690), (970, 29352), (1164, 24460), (1223, 23280), (1455, 19568), (1552, 18345), (1940, 14676), (2328, 12230), (2446, 11640), (2910, 9784), (3669, 7760), (3880, 7338), (4656, 6115), (4892, 5820)]