280131090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{85667}}^1$

素因数の和:85786

約数の個数: 32

約数和(自身を含む): 678490560

約数和(自身を除く): 398359470

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 109, 218, 327, 545, 654, 1090, 1635, 3270, 85667, 171334, 257001, 428335, 514002, 856670, 1285005, 2570010, 9337703, 18675406, 28013109, 46688515, 56026218, 93377030, 140065545, 280131090]

約数ペア:

[(1, 280131090), (2, 140065545), (3, 93377030), (5, 56026218), (6, 46688515), (10, 28013109), (15, 18675406), (30, 9337703), (109, 2570010), (218, 1285005), (327, 856670), (545, 514002), (654, 428335), (1090, 257001), (1635, 171334), (3270, 85667)]