13273380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1993}}^1$

素因数の和:2045

約数の個数: 72

約数和(自身を含む): 41371512

約数和(自身を除く): 28098132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 1993, 2220, 3330, 3986, 5979, 6660, 7972, 9965, 11958, 17937, 19930, 23916, 29895, 35874, 39860, 59790, 71748, 73741, 89685, 119580, 147482, 179370, 221223, 294964, 358740, 368705, 442446, 663669, 737410, 884892, 1106115, 1327338, 1474820, 2212230, 2654676, 3318345, 4424460, 6636690, 13273380]

約数ペア:

[(1, 13273380), (2, 6636690), (3, 4424460), (4, 3318345), (5, 2654676), (6, 2212230), (9, 1474820), (10, 1327338), (12, 1106115), (15, 884892), (18, 737410), (20, 663669), (30, 442446), (36, 368705), (37, 358740), (45, 294964), (60, 221223), (74, 179370), (90, 147482), (111, 119580), (148, 89685), (180, 73741), (185, 71748), (222, 59790), (333, 39860), (370, 35874), (444, 29895), (555, 23916), (666, 19930), (740, 17937), (1110, 11958), (1332, 9965), (1665, 7972), (1993, 6660), (2220, 5979), (3330, 3986)]