16681410

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1993}}^1$

素因数の和:2040

約数の個数: 64

約数和(自身を含む): 45941760

約数和(自身を除く): 29260350

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 155, 186, 270, 279, 310, 465, 558, 837, 930, 1395, 1674, 1993, 2790, 3986, 4185, 5979, 8370, 9965, 11958, 17937, 19930, 29895, 35874, 53811, 59790, 61783, 89685, 107622, 123566, 179370, 185349, 269055, 308915, 370698, 538110, 556047, 617830, 926745, 1112094, 1668141, 1853490, 2780235, 3336282, 5560470, 8340705, 16681410]

約数ペア:

[(1, 16681410), (2, 8340705), (3, 5560470), (5, 3336282), (6, 2780235), (9, 1853490), (10, 1668141), (15, 1112094), (18, 926745), (27, 617830), (30, 556047), (31, 538110), (45, 370698), (54, 308915), (62, 269055), (90, 185349), (93, 179370), (135, 123566), (155, 107622), (186, 89685), (270, 61783), (279, 59790), (310, 53811), (465, 35874), (558, 29895), (837, 19930), (930, 17937), (1395, 11958), (1674, 9965), (1993, 8370), (2790, 5979), (3986, 4185)]