30715920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1153}}^1$

素因数の和:1209

約数の個数: 120

約数和(自身を含む): 106034136

約数和(自身を除く): 75318216

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 111, 120, 144, 148, 180, 185, 222, 240, 296, 333, 360, 370, 444, 555, 592, 666, 720, 740, 888, 1110, 1153, 1332, 1480, 1665, 1776, 2220, 2306, 2664, 2960, 3330, 3459, 4440, 4612, 5328, 5765, 6660, 6918, 8880, 9224, 10377, 11530, 13320, 13836, 17295, 18448, 20754, 23060, 26640, 27672, 34590, 41508, 42661, 46120, 51885, 55344, 69180, 83016, 85322, 92240, 103770, 127983, 138360, 166032, 170644, 207540, 213305, 255966, 276720, 341288, 383949, 415080, 426610, 511932, 639915, 682576, 767898, 830160, 853220, 1023864, 1279830, 1535796, 1706440, 1919745, 2047728, 2559660, 3071592, 3412880, 3839490, 5119320, 6143184, 7678980, 10238640, 15357960, 30715920]

約数ペア:

[(1, 30715920), (2, 15357960), (3, 10238640), (4, 7678980), (5, 6143184), (6, 5119320), (8, 3839490), (9, 3412880), (10, 3071592), (12, 2559660), (15, 2047728), (16, 1919745), (18, 1706440), (20, 1535796), (24, 1279830), (30, 1023864), (36, 853220), (37, 830160), (40, 767898), (45, 682576), (48, 639915), (60, 511932), (72, 426610), (74, 415080), (80, 383949), (90, 341288), (111, 276720), (120, 255966), (144, 213305), (148, 207540), (180, 170644), (185, 166032), (222, 138360), (240, 127983), (296, 103770), (333, 92240), (360, 85322), (370, 83016), (444, 69180), (555, 55344), (592, 51885), (666, 46120), (720, 42661), (740, 41508), (888, 34590), (1110, 27672), (1153, 26640), (1332, 23060), (1480, 20754), (1665, 18448), (1776, 17295), (2220, 13836), (2306, 13320), (2664, 11530), (2960, 10377), (3330, 9224), (3459, 8880), (4440, 6918), (4612, 6660), (5328, 5765)]