31168620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{853}}^1$

素因数の和:904

約数の個数: 144

約数和(自身を含む): 111908160

約数和(自身を除く): 80739540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 58, 60, 63, 70, 84, 87, 90, 105, 116, 126, 140, 145, 174, 180, 203, 210, 252, 261, 290, 315, 348, 406, 420, 435, 522, 580, 609, 630, 812, 853, 870, 1015, 1044, 1218, 1260, 1305, 1706, 1740, 1827, 2030, 2436, 2559, 2610, 3045, 3412, 3654, 4060, 4265, 5118, 5220, 5971, 6090, 7308, 7677, 8530, 9135, 10236, 11942, 12180, 12795, 15354, 17060, 17913, 18270, 23884, 24737, 25590, 29855, 30708, 35826, 36540, 38385, 49474, 51180, 53739, 59710, 71652, 74211, 76770, 89565, 98948, 107478, 119420, 123685, 148422, 153540, 173159, 179130, 214956, 222633, 247370, 268695, 296844, 346318, 358260, 371055, 445266, 494740, 519477, 537390, 692636, 742110, 865795, 890532, 1038954, 1074780, 1113165, 1484220, 1558431, 1731590, 2077908, 2226330, 2597385, 3116862, 3463180, 4452660, 5194770, 6233724, 7792155, 10389540, 15584310, 31168620]

約数ペア:

[(1, 31168620), (2, 15584310), (3, 10389540), (4, 7792155), (5, 6233724), (6, 5194770), (7, 4452660), (9, 3463180), (10, 3116862), (12, 2597385), (14, 2226330), (15, 2077908), (18, 1731590), (20, 1558431), (21, 1484220), (28, 1113165), (29, 1074780), (30, 1038954), (35, 890532), (36, 865795), (42, 742110), (45, 692636), (58, 537390), (60, 519477), (63, 494740), (70, 445266), (84, 371055), (87, 358260), (90, 346318), (105, 296844), (116, 268695), (126, 247370), (140, 222633), (145, 214956), (174, 179130), (180, 173159), (203, 153540), (210, 148422), (252, 123685), (261, 119420), (290, 107478), (315, 98948), (348, 89565), (406, 76770), (420, 74211), (435, 71652), (522, 59710), (580, 53739), (609, 51180), (630, 49474), (812, 38385), (853, 36540), (870, 35826), (1015, 30708), (1044, 29855), (1218, 25590), (1260, 24737), (1305, 23884), (1706, 18270), (1740, 17913), (1827, 17060), (2030, 15354), (2436, 12795), (2559, 12180), (2610, 11942), (3045, 10236), (3412, 9135), (3654, 8530), (4060, 7677), (4265, 7308), (5118, 6090), (5220, 5971)]