16363180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 38682000

約数和(自身を除く): 22318820

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 149, 170, 190, 289, 298, 323, 340, 380, 578, 596, 646, 745, 1156, 1292, 1445, 1490, 1615, 2533, 2831, 2890, 2980, 3230, 5066, 5491, 5662, 5780, 6460, 10132, 10982, 11324, 12665, 14155, 21964, 25330, 27455, 28310, 43061, 48127, 50660, 54910, 56620, 86122, 96254, 109820, 172244, 192508, 215305, 240635, 430610, 481270, 818159, 861220, 962540, 1636318, 3272636, 4090795, 8181590, 16363180]

約数ペア:

[(1, 16363180), (2, 8181590), (4, 4090795), (5, 3272636), (10, 1636318), (17, 962540), (19, 861220), (20, 818159), (34, 481270), (38, 430610), (68, 240635), (76, 215305), (85, 192508), (95, 172244), (149, 109820), (170, 96254), (190, 86122), (289, 56620), (298, 54910), (323, 50660), (340, 48127), (380, 43061), (578, 28310), (596, 27455), (646, 25330), (745, 21964), (1156, 14155), (1292, 12665), (1445, 11324), (1490, 10982), (1615, 10132), (2533, 6460), (2831, 5780), (2890, 5662), (2980, 5491), (3230, 5066)]