72138780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{8179}}^1$

素因数の和:8208

約数の個数: 108

約数和(自身を含む): 254577960

約数和(自身を除く): 182439180

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, 8179, 8820, 16358, 24537, 32716, 40895, 49074, 57253, 73611, 81790, 98148, 114506, 122685, 147222, 163580, 171759, 229012, 245370, 286265, 294444, 343518, 368055, 400771, 490740, 515277, 572530, 687036, 736110, 801542, 858795, 1030554, 1145060, 1202313, 1472220, 1603084, 1717590, 2003855, 2061108, 2404626, 2576385, 3435180, 3606939, 4007710, 4809252, 5152770, 6011565, 7213878, 8015420, 10305540, 12023130, 14427756, 18034695, 24046260, 36069390, 72138780]

約数ペア:

[(1, 72138780), (2, 36069390), (3, 24046260), (4, 18034695), (5, 14427756), (6, 12023130), (7, 10305540), (9, 8015420), (10, 7213878), (12, 6011565), (14, 5152770), (15, 4809252), (18, 4007710), (20, 3606939), (21, 3435180), (28, 2576385), (30, 2404626), (35, 2061108), (36, 2003855), (42, 1717590), (45, 1603084), (49, 1472220), (60, 1202313), (63, 1145060), (70, 1030554), (84, 858795), (90, 801542), (98, 736110), (105, 687036), (126, 572530), (140, 515277), (147, 490740), (180, 400771), (196, 368055), (210, 343518), (245, 294444), (252, 286265), (294, 245370), (315, 229012), (420, 171759), (441, 163580), (490, 147222), (588, 122685), (630, 114506), (735, 98148), (882, 81790), (980, 73611), (1260, 57253), (1470, 49074), (1764, 40895), (2205, 32716), (2940, 24537), (4410, 16358), (8179, 8820)]