201016980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{397}}^1$

素因数の和:538

約数の個数: 144

約数和(自身を含む): 638885520

約数和(自身を除く): 437868540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 97, 116, 145, 174, 180, 194, 261, 290, 291, 348, 388, 397, 435, 485, 522, 580, 582, 794, 870, 873, 970, 1044, 1164, 1191, 1305, 1455, 1588, 1740, 1746, 1940, 1985, 2382, 2610, 2813, 2910, 3492, 3573, 3970, 4365, 4764, 5220, 5626, 5820, 5955, 7146, 7940, 8439, 8730, 11252, 11513, 11910, 14065, 14292, 16878, 17460, 17865, 23026, 23820, 25317, 28130, 33756, 34539, 35730, 38509, 42195, 46052, 50634, 56260, 57565, 69078, 71460, 77018, 84390, 101268, 103617, 115130, 115527, 126585, 138156, 154036, 168780, 172695, 192545, 207234, 230260, 231054, 253170, 345390, 346581, 385090, 414468, 462108, 506340, 518085, 577635, 690780, 693162, 770180, 1036170, 1116761, 1155270, 1386324, 1732905, 2072340, 2233522, 2310540, 3350283, 3465810, 4467044, 5583805, 6700566, 6931620, 10050849, 11167610, 13401132, 16751415, 20101698, 22335220, 33502830, 40203396, 50254245, 67005660, 100508490, 201016980]

約数ペア:

[(1, 201016980), (2, 100508490), (3, 67005660), (4, 50254245), (5, 40203396), (6, 33502830), (9, 22335220), (10, 20101698), (12, 16751415), (15, 13401132), (18, 11167610), (20, 10050849), (29, 6931620), (30, 6700566), (36, 5583805), (45, 4467044), (58, 3465810), (60, 3350283), (87, 2310540), (90, 2233522), (97, 2072340), (116, 1732905), (145, 1386324), (174, 1155270), (180, 1116761), (194, 1036170), (261, 770180), (290, 693162), (291, 690780), (348, 577635), (388, 518085), (397, 506340), (435, 462108), (485, 414468), (522, 385090), (580, 346581), (582, 345390), (794, 253170), (870, 231054), (873, 230260), (970, 207234), (1044, 192545), (1164, 172695), (1191, 168780), (1305, 154036), (1455, 138156), (1588, 126585), (1740, 115527), (1746, 115130), (1940, 103617), (1985, 101268), (2382, 84390), (2610, 77018), (2813, 71460), (2910, 69078), (3492, 57565), (3573, 56260), (3970, 50634), (4365, 46052), (4764, 42195), (5220, 38509), (5626, 35730), (5820, 34539), (5955, 33756), (7146, 28130), (7940, 25317), (8439, 23820), (8730, 23026), (11252, 17865), (11513, 17460), (11910, 16878), (14065, 14292)]