81222030

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{24391}}^1$

素因数の和:24441

約数の個数: 48

約数和(自身を含む): 216893664

約数和(自身を除く): 135671634

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 555, 666, 1110, 1665, 3330, 24391, 48782, 73173, 121955, 146346, 219519, 243910, 365865, 439038, 731730, 902467, 1097595, 1804934, 2195190, 2707401, 4512335, 5414802, 8122203, 9024670, 13537005, 16244406, 27074010, 40611015, 81222030]

約数ペア:

[(1, 81222030), (2, 40611015), (3, 27074010), (5, 16244406), (6, 13537005), (9, 9024670), (10, 8122203), (15, 5414802), (18, 4512335), (30, 2707401), (37, 2195190), (45, 1804934), (74, 1097595), (90, 902467), (111, 731730), (185, 439038), (222, 365865), (333, 243910), (370, 219519), (555, 146346), (666, 121955), (1110, 73173), (1665, 48782), (3330, 24391)]