138011220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{10799}}^1$

素因数の和:10885

約数の個数: 72

約数和(自身を含む): 424569600

約数和(自身を除く): 286558380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 10799, 12780, 21598, 32397, 43196, 53995, 64794, 97191, 107990, 129588, 161985, 194382, 215980, 323970, 388764, 485955, 647940, 766729, 971910, 1533458, 1943820, 2300187, 3066916, 3833645, 4600374, 6900561, 7667290, 9200748, 11500935, 13801122, 15334580, 23001870, 27602244, 34502805, 46003740, 69005610, 138011220]

約数ペア:

[(1, 138011220), (2, 69005610), (3, 46003740), (4, 34502805), (5, 27602244), (6, 23001870), (9, 15334580), (10, 13801122), (12, 11500935), (15, 9200748), (18, 7667290), (20, 6900561), (30, 4600374), (36, 3833645), (45, 3066916), (60, 2300187), (71, 1943820), (90, 1533458), (142, 971910), (180, 766729), (213, 647940), (284, 485955), (355, 388764), (426, 323970), (639, 215980), (710, 194382), (852, 161985), (1065, 129588), (1278, 107990), (1420, 97191), (2130, 64794), (2556, 53995), (3195, 43196), (4260, 32397), (6390, 21598), (10799, 12780)]