281216100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{127}}^1$

素因数の和:227

約数の個数: 216

約数和(自身を含む): 916163584

約数和(自身を除く): 634947484

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 61, 66, 75, 100, 110, 121, 122, 127, 132, 150, 165, 183, 220, 242, 244, 254, 275, 300, 305, 330, 363, 366, 381, 484, 508, 550, 605, 610, 635, 660, 671, 726, 732, 762, 825, 915, 1100, 1210, 1220, 1270, 1342, 1397, 1452, 1524, 1525, 1650, 1815, 1830, 1905, 2013, 2420, 2540, 2684, 2794, 3025, 3050, 3175, 3300, 3355, 3630, 3660, 3810, 4026, 4191, 4575, 5588, 6050, 6100, 6350, 6710, 6985, 7260, 7381, 7620, 7747, 8052, 8382, 9075, 9150, 9525, 10065, 12100, 12700, 13420, 13970, 14762, 15367, 15494, 16764, 16775, 18150, 18300, 19050, 20130, 20955, 22143, 23241, 27940, 29524, 30734, 30988, 33550, 34925, 36300, 36905, 38100, 38735, 40260, 41910, 44286, 46101, 46482, 50325, 61468, 67100, 69850, 73810, 76835, 77470, 83820, 85217, 88572, 92202, 92964, 100650, 104775, 110715, 116205, 139700, 147620, 153670, 154940, 170434, 184404, 184525, 193675, 201300, 209550, 221430, 230505, 232410, 255651, 307340, 340868, 369050, 384175, 387350, 419100, 426085, 442860, 461010, 464820, 511302, 553575, 581025, 738100, 768350, 774700, 852170, 922020, 937387, 1022604, 1107150, 1152525, 1162050, 1278255, 1536700, 1704340, 1874774, 2130425, 2214300, 2305050, 2324100, 2556510, 2812161, 3749548, 4260850, 4610100, 4686935, 5113020, 5624322, 6391275, 8521700, 9373870, 11248644, 12782550, 14060805, 18747740, 23434675, 25565100, 28121610, 46869350, 56243220, 70304025, 93738700, 140608050, 281216100]

約数ペア:

[(1, 281216100), (2, 140608050), (3, 93738700), (4, 70304025), (5, 56243220), (6, 46869350), (10, 28121610), (11, 25565100), (12, 23434675), (15, 18747740), (20, 14060805), (22, 12782550), (25, 11248644), (30, 9373870), (33, 8521700), (44, 6391275), (50, 5624322), (55, 5113020), (60, 4686935), (61, 4610100), (66, 4260850), (75, 3749548), (100, 2812161), (110, 2556510), (121, 2324100), (122, 2305050), (127, 2214300), (132, 2130425), (150, 1874774), (165, 1704340), (183, 1536700), (220, 1278255), (242, 1162050), (244, 1152525), (254, 1107150), (275, 1022604), (300, 937387), (305, 922020), (330, 852170), (363, 774700), (366, 768350), (381, 738100), (484, 581025), (508, 553575), (550, 511302), (605, 464820), (610, 461010), (635, 442860), (660, 426085), (671, 419100), (726, 387350), (732, 384175), (762, 369050), (825, 340868), (915, 307340), (1100, 255651), (1210, 232410), (1220, 230505), (1270, 221430), (1342, 209550), (1397, 201300), (1452, 193675), (1524, 184525), (1525, 184404), (1650, 170434), (1815, 154940), (1830, 153670), (1905, 147620), (2013, 139700), (2420, 116205), (2540, 110715), (2684, 104775), (2794, 100650), (3025, 92964), (3050, 92202), (3175, 88572), (3300, 85217), (3355, 83820), (3630, 77470), (3660, 76835), (3810, 73810), (4026, 69850), (4191, 67100), (4575, 61468), (5588, 50325), (6050, 46482), (6100, 46101), (6350, 44286), (6710, 41910), (6985, 40260), (7260, 38735), (7381, 38100), (7620, 36905), (7747, 36300), (8052, 34925), (8382, 33550), (9075, 30988), (9150, 30734), (9525, 29524), (10065, 27940), (12100, 23241), (12700, 22143), (13420, 20955), (13970, 20130), (14762, 19050), (15367, 18300), (15494, 18150), (16764, 16775)]