215391540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{383}}^1$

素因数の和:518

約数の個数: 192

約数和(自身を含む): 751435776

約数和(自身を除く): 536044236

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 103, 105, 130, 140, 156, 182, 195, 206, 210, 260, 273, 309, 364, 383, 390, 412, 420, 455, 515, 546, 618, 721, 766, 780, 910, 1030, 1092, 1149, 1236, 1339, 1365, 1442, 1532, 1545, 1820, 1915, 2060, 2163, 2298, 2678, 2681, 2730, 2884, 3090, 3605, 3830, 4017, 4326, 4596, 4979, 5356, 5362, 5460, 5745, 6180, 6695, 7210, 7660, 8034, 8043, 8652, 9373, 9958, 10724, 10815, 11490, 13390, 13405, 14420, 14937, 16068, 16086, 18746, 19916, 20085, 21630, 22980, 24895, 26780, 26810, 28119, 29874, 32172, 34853, 37492, 39449, 40170, 40215, 43260, 46865, 49790, 53620, 56238, 59748, 69706, 74685, 78898, 80340, 80430, 93730, 99580, 104559, 112476, 118347, 139412, 140595, 149370, 157796, 160860, 174265, 187460, 197245, 209118, 236694, 276143, 281190, 298740, 348530, 394490, 418236, 473388, 512837, 522795, 552286, 562380, 591735, 697060, 788980, 828429, 1025674, 1045590, 1104572, 1183470, 1380715, 1538511, 1656858, 2051348, 2091180, 2366940, 2564185, 2761430, 3077022, 3313716, 3589859, 4142145, 5128370, 5522860, 6154044, 7179718, 7692555, 8284290, 10256740, 10769577, 14359436, 15385110, 16568580, 17949295, 21539154, 30770220, 35898590, 43078308, 53847885, 71797180, 107695770, 215391540]

約数ペア:

[(1, 215391540), (2, 107695770), (3, 71797180), (4, 53847885), (5, 43078308), (6, 35898590), (7, 30770220), (10, 21539154), (12, 17949295), (13, 16568580), (14, 15385110), (15, 14359436), (20, 10769577), (21, 10256740), (26, 8284290), (28, 7692555), (30, 7179718), (35, 6154044), (39, 5522860), (42, 5128370), (52, 4142145), (60, 3589859), (65, 3313716), (70, 3077022), (78, 2761430), (84, 2564185), (91, 2366940), (103, 2091180), (105, 2051348), (130, 1656858), (140, 1538511), (156, 1380715), (182, 1183470), (195, 1104572), (206, 1045590), (210, 1025674), (260, 828429), (273, 788980), (309, 697060), (364, 591735), (383, 562380), (390, 552286), (412, 522795), (420, 512837), (455, 473388), (515, 418236), (546, 394490), (618, 348530), (721, 298740), (766, 281190), (780, 276143), (910, 236694), (1030, 209118), (1092, 197245), (1149, 187460), (1236, 174265), (1339, 160860), (1365, 157796), (1442, 149370), (1532, 140595), (1545, 139412), (1820, 118347), (1915, 112476), (2060, 104559), (2163, 99580), (2298, 93730), (2678, 80430), (2681, 80340), (2730, 78898), (2884, 74685), (3090, 69706), (3605, 59748), (3830, 56238), (4017, 53620), (4326, 49790), (4596, 46865), (4979, 43260), (5356, 40215), (5362, 40170), (5460, 39449), (5745, 37492), (6180, 34853), (6695, 32172), (7210, 29874), (7660, 28119), (8034, 26810), (8043, 26780), (8652, 24895), (9373, 22980), (9958, 21630), (10724, 20085), (10815, 19916), (11490, 18746), (13390, 16086), (13405, 16068), (14420, 14937)]