172263420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{19531}}^1$

素因数の和:19560

約数の個数: 108

約数和(自身を含む): 607874904

約数和(自身を除く): 435611484

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 19531, 39062, 58593, 78124, 97655, 117186, 136717, 175779, 195310, 234372, 273434, 292965, 351558, 390620, 410151, 546868, 585930, 683585, 703116, 820302, 878895, 957019, 1171860, 1230453, 1367170, 1640604, 1757790, 1914038, 2050755, 2460906, 2734340, 2871057, 3515580, 3828076, 4101510, 4785095, 4921812, 5742114, 6152265, 8203020, 8613171, 9570190, 11484228, 12304530, 14355285, 17226342, 19140380, 24609060, 28710570, 34452684, 43065855, 57421140, 86131710, 172263420]

約数ペア:

[(1, 172263420), (2, 86131710), (3, 57421140), (4, 43065855), (5, 34452684), (6, 28710570), (7, 24609060), (9, 19140380), (10, 17226342), (12, 14355285), (14, 12304530), (15, 11484228), (18, 9570190), (20, 8613171), (21, 8203020), (28, 6152265), (30, 5742114), (35, 4921812), (36, 4785095), (42, 4101510), (45, 3828076), (49, 3515580), (60, 2871057), (63, 2734340), (70, 2460906), (84, 2050755), (90, 1914038), (98, 1757790), (105, 1640604), (126, 1367170), (140, 1230453), (147, 1171860), (180, 957019), (196, 878895), (210, 820302), (245, 703116), (252, 683585), (294, 585930), (315, 546868), (420, 410151), (441, 390620), (490, 351558), (588, 292965), (630, 273434), (735, 234372), (882, 195310), (980, 175779), (1260, 136717), (1470, 117186), (1764, 97655), (2205, 78124), (2940, 58593), (4410, 39062), (8820, 19531)]