204465664

素因数分解:

$2^9\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:200

約数の個数: 120

約数和(自身を含む): 471766680

約数和(自身を除く): 267301016

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 139, 169, 208, 221, 256, 272, 278, 338, 416, 442, 512, 544, 556, 676, 832, 884, 1088, 1112, 1352, 1664, 1768, 1807, 2176, 2224, 2363, 2704, 2873, 3328, 3536, 3614, 4352, 4448, 4726, 5408, 5746, 6656, 7072, 7228, 8704, 8896, 9452, 10816, 11492, 14144, 14456, 17792, 18904, 21632, 22984, 23491, 28288, 28912, 30719, 35584, 37808, 43264, 45968, 46982, 56576, 57824, 61438, 71168, 75616, 86528, 91936, 93964, 113152, 115648, 122876, 151232, 183872, 187928, 231296, 245752, 302464, 367744, 375856, 399347, 462592, 491504, 604928, 735488, 751712, 798694, 925184, 983008, 1209856, 1470976, 1503424, 1597388, 1966016, 3006848, 3194776, 3932032, 6013696, 6389552, 7864064, 12027392, 12779104, 15728128, 25558208, 51116416, 102232832, 204465664]

約数ペア:

[(1, 204465664), (2, 102232832), (4, 51116416), (8, 25558208), (13, 15728128), (16, 12779104), (17, 12027392), (26, 7864064), (32, 6389552), (34, 6013696), (52, 3932032), (64, 3194776), (68, 3006848), (104, 1966016), (128, 1597388), (136, 1503424), (139, 1470976), (169, 1209856), (208, 983008), (221, 925184), (256, 798694), (272, 751712), (278, 735488), (338, 604928), (416, 491504), (442, 462592), (512, 399347), (544, 375856), (556, 367744), (676, 302464), (832, 245752), (884, 231296), (1088, 187928), (1112, 183872), (1352, 151232), (1664, 122876), (1768, 115648), (1807, 113152), (2176, 93964), (2224, 91936), (2363, 86528), (2704, 75616), (2873, 71168), (3328, 61438), (3536, 57824), (3614, 56576), (4352, 46982), (4448, 45968), (4726, 43264), (5408, 37808), (5746, 35584), (6656, 30719), (7072, 28912), (7228, 28288), (8704, 23491), (8896, 22984), (9452, 21632), (10816, 18904), (11492, 17792), (14144, 14456)]