681794928

素因数分解:

$2^4\times 3^3\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:221

約数の個数: 240

約数和(自身を含む): 2143989760

約数和(自身を除く): 1462194832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 27, 34, 36, 43, 48, 51, 54, 68, 72, 86, 102, 108, 127, 129, 136, 144, 153, 172, 204, 216, 254, 258, 272, 289, 306, 344, 381, 387, 408, 432, 459, 508, 516, 578, 612, 688, 731, 762, 774, 816, 867, 918, 1016, 1032, 1143, 1156, 1161, 1224, 1462, 1524, 1548, 1734, 1836, 2032, 2064, 2159, 2193, 2286, 2312, 2322, 2448, 2601, 2924, 3048, 3096, 3429, 3468, 3672, 4318, 4386, 4572, 4624, 4644, 5202, 5461, 5848, 6096, 6192, 6477, 6579, 6858, 6936, 7344, 7803, 8636, 8772, 9144, 9288, 10404, 10922, 11696, 12427, 12954, 13158, 13716, 13872, 15606, 16383, 17272, 17544, 18288, 18576, 19431, 19737, 20808, 21844, 24854, 25908, 26316, 27432, 31212, 32766, 34544, 35088, 36703, 37281, 38862, 39474, 41616, 43688, 49149, 49708, 51816, 52632, 54864, 58293, 62424, 65532, 73406, 74562, 77724, 78948, 87376, 92837, 98298, 99416, 103632, 105264, 110109, 111843, 116586, 124848, 131064, 146812, 147447, 149124, 155448, 157896, 185674, 196596, 198832, 220218, 223686, 233172, 262128, 278511, 293624, 294894, 298248, 310896, 315792, 330327, 335529, 371348, 393192, 440436, 447372, 466344, 557022, 587248, 589788, 596496, 660654, 671058, 742696, 786384, 835533, 880872, 894744, 932688, 990981, 1114044, 1179576, 1321308, 1342116, 1485392, 1578229, 1671066, 1761744, 1789488, 1981962, 2228088, 2359152, 2506599, 2642616, 2684232, 3156458, 3342132, 3963924, 4456176, 4734687, 5013198, 5285232, 5368464, 6312916, 6684264, 7927848, 9469374, 10026396, 12625832, 13368528, 14204061, 15855696, 18938748, 20052792, 25251664, 28408122, 37877496, 40105584, 42612183, 56816244, 75754992, 85224366, 113632488, 170448732, 227264976, 340897464, 681794928]

約数ペア:

[(1, 681794928), (2, 340897464), (3, 227264976), (4, 170448732), (6, 113632488), (8, 85224366), (9, 75754992), (12, 56816244), (16, 42612183), (17, 40105584), (18, 37877496), (24, 28408122), (27, 25251664), (34, 20052792), (36, 18938748), (43, 15855696), (48, 14204061), (51, 13368528), (54, 12625832), (68, 10026396), (72, 9469374), (86, 7927848), (102, 6684264), (108, 6312916), (127, 5368464), (129, 5285232), (136, 5013198), (144, 4734687), (153, 4456176), (172, 3963924), (204, 3342132), (216, 3156458), (254, 2684232), (258, 2642616), (272, 2506599), (289, 2359152), (306, 2228088), (344, 1981962), (381, 1789488), (387, 1761744), (408, 1671066), (432, 1578229), (459, 1485392), (508, 1342116), (516, 1321308), (578, 1179576), (612, 1114044), (688, 990981), (731, 932688), (762, 894744), (774, 880872), (816, 835533), (867, 786384), (918, 742696), (1016, 671058), (1032, 660654), (1143, 596496), (1156, 589788), (1161, 587248), (1224, 557022), (1462, 466344), (1524, 447372), (1548, 440436), (1734, 393192), (1836, 371348), (2032, 335529), (2064, 330327), (2159, 315792), (2193, 310896), (2286, 298248), (2312, 294894), (2322, 293624), (2448, 278511), (2601, 262128), (2924, 233172), (3048, 223686), (3096, 220218), (3429, 198832), (3468, 196596), (3672, 185674), (4318, 157896), (4386, 155448), (4572, 149124), (4624, 147447), (4644, 146812), (5202, 131064), (5461, 124848), (5848, 116586), (6096, 111843), (6192, 110109), (6477, 105264), (6579, 103632), (6858, 99416), (6936, 98298), (7344, 92837), (7803, 87376), (8636, 78948), (8772, 77724), (9144, 74562), (9288, 73406), (10404, 65532), (10922, 62424), (11696, 58293), (12427, 54864), (12954, 52632), (13158, 51816), (13716, 49708), (13872, 49149), (15606, 43688), (16383, 41616), (17272, 39474), (17544, 38862), (18288, 37281), (18576, 36703), (19431, 35088), (19737, 34544), (20808, 32766), (21844, 31212), (24854, 27432), (25908, 26316)]