51897240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1657}}^1$

素因数の和:1706

約数の個数: 128

約数和(自身を含む): 179064000

約数和(自身を除く): 127166760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 36, 40, 45, 54, 58, 60, 72, 87, 90, 108, 116, 120, 135, 145, 174, 180, 216, 232, 261, 270, 290, 348, 360, 435, 522, 540, 580, 696, 783, 870, 1044, 1080, 1160, 1305, 1566, 1657, 1740, 2088, 2610, 3132, 3314, 3480, 3915, 4971, 5220, 6264, 6628, 7830, 8285, 9942, 10440, 13256, 14913, 15660, 16570, 19884, 24855, 29826, 31320, 33140, 39768, 44739, 48053, 49710, 59652, 66280, 74565, 89478, 96106, 99420, 119304, 144159, 149130, 178956, 192212, 198840, 223695, 240265, 288318, 298260, 357912, 384424, 432477, 447390, 480530, 576636, 596520, 720795, 864954, 894780, 961060, 1153272, 1297431, 1441590, 1729908, 1789560, 1922120, 2162385, 2594862, 2883180, 3459816, 4324770, 5189724, 5766360, 6487155, 8649540, 10379448, 12974310, 17299080, 25948620, 51897240]

約数ペア:

[(1, 51897240), (2, 25948620), (3, 17299080), (4, 12974310), (5, 10379448), (6, 8649540), (8, 6487155), (9, 5766360), (10, 5189724), (12, 4324770), (15, 3459816), (18, 2883180), (20, 2594862), (24, 2162385), (27, 1922120), (29, 1789560), (30, 1729908), (36, 1441590), (40, 1297431), (45, 1153272), (54, 961060), (58, 894780), (60, 864954), (72, 720795), (87, 596520), (90, 576636), (108, 480530), (116, 447390), (120, 432477), (135, 384424), (145, 357912), (174, 298260), (180, 288318), (216, 240265), (232, 223695), (261, 198840), (270, 192212), (290, 178956), (348, 149130), (360, 144159), (435, 119304), (522, 99420), (540, 96106), (580, 89478), (696, 74565), (783, 66280), (870, 59652), (1044, 49710), (1080, 48053), (1160, 44739), (1305, 39768), (1566, 33140), (1657, 31320), (1740, 29826), (2088, 24855), (2610, 19884), (3132, 16570), (3314, 15660), (3480, 14913), (3915, 13256), (4971, 10440), (5220, 9942), (6264, 8285), (6628, 7830)]