90217170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{16433}}^1$

素因数の和:16507

約数の個数: 48

約数和(自身を含む): 238424472

約数和(自身を除く): 148207302

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 2745, 5490, 16433, 32866, 49299, 82165, 98598, 147897, 164330, 246495, 295794, 492990, 739485, 1002413, 1478970, 2004826, 3007239, 5012065, 6014478, 9021717, 10024130, 15036195, 18043434, 30072390, 45108585, 90217170]

約数ペア:

[(1, 90217170), (2, 45108585), (3, 30072390), (5, 18043434), (6, 15036195), (9, 10024130), (10, 9021717), (15, 6014478), (18, 5012065), (30, 3007239), (45, 2004826), (61, 1478970), (90, 1002413), (122, 739485), (183, 492990), (305, 295794), (366, 246495), (549, 164330), (610, 147897), (915, 98598), (1098, 82165), (1830, 49299), (2745, 32866), (5490, 16433)]