239631720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{6421}}^1$

素因数の和:6746

約数の個数: 64

約数和(自身を含む): 721319040

約数和(自身を除く): 481687320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 311, 622, 933, 1244, 1555, 1866, 2488, 3110, 3732, 4665, 6220, 6421, 7464, 9330, 12440, 12842, 18660, 19263, 25684, 32105, 37320, 38526, 51368, 64210, 77052, 96315, 128420, 154104, 192630, 256840, 385260, 770520, 1996931, 3993862, 5990793, 7987724, 9984655, 11981586, 15975448, 19969310, 23963172, 29953965, 39938620, 47926344, 59907930, 79877240, 119815860, 239631720]

約数ペア:

[(1, 239631720), (2, 119815860), (3, 79877240), (4, 59907930), (5, 47926344), (6, 39938620), (8, 29953965), (10, 23963172), (12, 19969310), (15, 15975448), (20, 11981586), (24, 9984655), (30, 7987724), (40, 5990793), (60, 3993862), (120, 1996931), (311, 770520), (622, 385260), (933, 256840), (1244, 192630), (1555, 154104), (1866, 128420), (2488, 96315), (3110, 77052), (3732, 64210), (4665, 51368), (6220, 38526), (6421, 37320), (7464, 32105), (9330, 25684), (12440, 19263), (12842, 18660)]