456780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:366

約数の個数: 48

約数和(自身を含む): 1338624

約数和(自身を除く): 881844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 331, 345, 460, 662, 690, 993, 1324, 1380, 1655, 1986, 3310, 3972, 4965, 6620, 7613, 9930, 15226, 19860, 22839, 30452, 38065, 45678, 76130, 91356, 114195, 152260, 228390, 456780]

約数ペア:

[(1, 456780), (2, 228390), (3, 152260), (4, 114195), (5, 91356), (6, 76130), (10, 45678), (12, 38065), (15, 30452), (20, 22839), (23, 19860), (30, 15226), (46, 9930), (60, 7613), (69, 6620), (92, 4965), (115, 3972), (138, 3310), (230, 1986), (276, 1655), (331, 1380), (345, 1324), (460, 993), (662, 690)]