30191880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{809}}^1$

素因数の和:1134

約数の個数: 64

約数和(自身を含む): 90979200

約数和(自身を除く): 60787320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 311, 622, 809, 933, 1244, 1555, 1618, 1866, 2427, 2488, 3110, 3236, 3732, 4045, 4665, 4854, 6220, 6472, 7464, 8090, 9330, 9708, 12135, 12440, 16180, 18660, 19416, 24270, 32360, 37320, 48540, 97080, 251599, 503198, 754797, 1006396, 1257995, 1509594, 2012792, 2515990, 3019188, 3773985, 5031980, 6038376, 7547970, 10063960, 15095940, 30191880]

約数ペア:

[(1, 30191880), (2, 15095940), (3, 10063960), (4, 7547970), (5, 6038376), (6, 5031980), (8, 3773985), (10, 3019188), (12, 2515990), (15, 2012792), (20, 1509594), (24, 1257995), (30, 1006396), (40, 754797), (60, 503198), (120, 251599), (311, 97080), (622, 48540), (809, 37320), (933, 32360), (1244, 24270), (1555, 19416), (1618, 18660), (1866, 16180), (2427, 12440), (2488, 12135), (3110, 9708), (3236, 9330), (3732, 8090), (4045, 7464), (4665, 6472), (4854, 6220)]