199777710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:426

約数の個数: 128

約数和(自身を含む): 559872000

約数和(自身を除く): 360094290

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 17, 22, 30, 33, 34, 51, 55, 66, 85, 102, 110, 149, 165, 170, 187, 239, 255, 298, 330, 374, 447, 478, 510, 561, 717, 745, 894, 935, 1122, 1195, 1434, 1490, 1639, 1870, 2235, 2390, 2533, 2629, 2805, 3278, 3585, 4063, 4470, 4917, 5066, 5258, 5610, 7170, 7599, 7887, 8126, 8195, 9834, 12189, 12665, 13145, 15198, 15774, 16390, 20315, 24378, 24585, 25330, 26290, 27863, 35611, 37995, 39435, 40630, 44693, 49170, 55726, 60945, 71222, 75990, 78870, 83589, 89386, 106833, 121890, 134079, 139315, 167178, 178055, 213666, 223465, 268158, 278630, 356110, 391721, 417945, 446930, 534165, 605387, 670395, 783442, 835890, 1068330, 1175163, 1210774, 1340790, 1816161, 1958605, 2350326, 3026935, 3632322, 3917210, 5875815, 6053870, 6659257, 9080805, 11751630, 13318514, 18161610, 19977771, 33296285, 39955542, 66592570, 99888855, 199777710]

約数ペア:

[(1, 199777710), (2, 99888855), (3, 66592570), (5, 39955542), (6, 33296285), (10, 19977771), (11, 18161610), (15, 13318514), (17, 11751630), (22, 9080805), (30, 6659257), (33, 6053870), (34, 5875815), (51, 3917210), (55, 3632322), (66, 3026935), (85, 2350326), (102, 1958605), (110, 1816161), (149, 1340790), (165, 1210774), (170, 1175163), (187, 1068330), (239, 835890), (255, 783442), (298, 670395), (330, 605387), (374, 534165), (447, 446930), (478, 417945), (510, 391721), (561, 356110), (717, 278630), (745, 268158), (894, 223465), (935, 213666), (1122, 178055), (1195, 167178), (1434, 139315), (1490, 134079), (1639, 121890), (1870, 106833), (2235, 89386), (2390, 83589), (2533, 78870), (2629, 75990), (2805, 71222), (3278, 60945), (3585, 55726), (4063, 49170), (4470, 44693), (4917, 40630), (5066, 39435), (5258, 37995), (5610, 35611), (7170, 27863), (7599, 26290), (7887, 25330), (8126, 24585), (8195, 24378), (9834, 20315), (12189, 16390), (12665, 15774), (13145, 15198)]