16642680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{419}}^1$

素因数の和:764

約数の個数: 64

約数和(自身を含む): 50198400

約数和(自身を除く): 33555720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 331, 419, 662, 838, 993, 1257, 1324, 1655, 1676, 1986, 2095, 2514, 2648, 3310, 3352, 3972, 4190, 4965, 5028, 6285, 6620, 7944, 8380, 9930, 10056, 12570, 13240, 16760, 19860, 25140, 39720, 50280, 138689, 277378, 416067, 554756, 693445, 832134, 1109512, 1386890, 1664268, 2080335, 2773780, 3328536, 4160670, 5547560, 8321340, 16642680]

約数ペア:

[(1, 16642680), (2, 8321340), (3, 5547560), (4, 4160670), (5, 3328536), (6, 2773780), (8, 2080335), (10, 1664268), (12, 1386890), (15, 1109512), (20, 832134), (24, 693445), (30, 554756), (40, 416067), (60, 277378), (120, 138689), (331, 50280), (419, 39720), (662, 25140), (838, 19860), (993, 16760), (1257, 13240), (1324, 12570), (1655, 10056), (1676, 9930), (1986, 8380), (2095, 7944), (2514, 6620), (2648, 6285), (3310, 5028), (3352, 4965), (3972, 4190)]