28883970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{659}}^1$

素因数の和:1159

約数の個数: 48

約数和(自身を含む): 75366720

約数和(自身を除く): 46482750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 487, 659, 974, 1318, 1461, 1977, 2435, 2922, 3295, 3954, 4383, 4870, 5931, 6590, 7305, 8766, 9885, 11862, 14610, 19770, 21915, 29655, 43830, 59310, 320933, 641866, 962799, 1604665, 1925598, 2888397, 3209330, 4813995, 5776794, 9627990, 14441985, 28883970]

約数ペア:

[(1, 28883970), (2, 14441985), (3, 9627990), (5, 5776794), (6, 4813995), (9, 3209330), (10, 2888397), (15, 1925598), (18, 1604665), (30, 962799), (45, 641866), (90, 320933), (487, 59310), (659, 43830), (974, 29655), (1318, 21915), (1461, 19770), (1977, 14610), (2435, 11862), (2922, 9885), (3295, 8766), (3954, 7305), (4383, 6590), (4870, 5931)]