16663740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^2$

素因数の和:108

約数の個数: 108

約数和(自身を含む): 51214968

約数和(自身を除く): 34551228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 155, 170, 186, 204, 255, 289, 310, 340, 372, 465, 510, 527, 578, 620, 867, 930, 961, 1020, 1054, 1156, 1445, 1581, 1734, 1860, 1922, 2108, 2635, 2883, 2890, 3162, 3468, 3844, 4335, 4805, 5270, 5766, 5780, 6324, 7905, 8670, 8959, 9610, 10540, 11532, 14415, 15810, 16337, 17340, 17918, 19220, 26877, 28830, 31620, 32674, 35836, 44795, 49011, 53754, 57660, 65348, 81685, 89590, 98022, 107508, 134385, 163370, 179180, 196044, 245055, 268770, 277729, 326740, 490110, 537540, 555458, 833187, 980220, 1110916, 1388645, 1666374, 2777290, 3332748, 4165935, 5554580, 8331870, 16663740]

約数ペア:

[(1, 16663740), (2, 8331870), (3, 5554580), (4, 4165935), (5, 3332748), (6, 2777290), (10, 1666374), (12, 1388645), (15, 1110916), (17, 980220), (20, 833187), (30, 555458), (31, 537540), (34, 490110), (51, 326740), (60, 277729), (62, 268770), (68, 245055), (85, 196044), (93, 179180), (102, 163370), (124, 134385), (155, 107508), (170, 98022), (186, 89590), (204, 81685), (255, 65348), (289, 57660), (310, 53754), (340, 49011), (372, 44795), (465, 35836), (510, 32674), (527, 31620), (578, 28830), (620, 26877), (867, 19220), (930, 17918), (961, 17340), (1020, 16337), (1054, 15810), (1156, 14415), (1445, 11532), (1581, 10540), (1734, 9610), (1860, 8959), (1922, 8670), (2108, 7905), (2635, 6324), (2883, 5780), (2890, 5766), (3162, 5270), (3468, 4805), (3844, 4335)]