38699880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{619}}^1$

素因数の和:1154

約数の個数: 64

約数和(自身を含む): 116510400

約数和(自身を除く): 77810520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 521, 619, 1042, 1238, 1563, 1857, 2084, 2476, 2605, 3095, 3126, 3714, 4168, 4952, 5210, 6190, 6252, 7428, 7815, 9285, 10420, 12380, 12504, 14856, 15630, 18570, 20840, 24760, 31260, 37140, 62520, 74280, 322499, 644998, 967497, 1289996, 1612495, 1934994, 2579992, 3224990, 3869988, 4837485, 6449980, 7739976, 9674970, 12899960, 19349940, 38699880]

約数ペア:

[(1, 38699880), (2, 19349940), (3, 12899960), (4, 9674970), (5, 7739976), (6, 6449980), (8, 4837485), (10, 3869988), (12, 3224990), (15, 2579992), (20, 1934994), (24, 1612495), (30, 1289996), (40, 967497), (60, 644998), (120, 322499), (521, 74280), (619, 62520), (1042, 37140), (1238, 31260), (1563, 24760), (1857, 20840), (2084, 18570), (2476, 15630), (2605, 14856), (3095, 12504), (3126, 12380), (3714, 10420), (4168, 9285), (4952, 7815), (5210, 7428), (6190, 6252)]