68959072

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1$

素因数の和:253

約数の個数: 144

約数和(自身を含む): 180986400

約数和(自身を除く): 112027328

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 49, 52, 56, 68, 91, 98, 104, 112, 119, 136, 182, 196, 199, 208, 221, 224, 238, 272, 364, 392, 398, 416, 442, 476, 544, 637, 728, 784, 796, 833, 884, 952, 1274, 1393, 1456, 1547, 1568, 1592, 1666, 1768, 1904, 2548, 2587, 2786, 2912, 3094, 3184, 3332, 3383, 3536, 3808, 5096, 5174, 5572, 6188, 6368, 6664, 6766, 7072, 9751, 10192, 10348, 10829, 11144, 12376, 13328, 13532, 18109, 19502, 20384, 20696, 21658, 22288, 23681, 24752, 26656, 27064, 36218, 39004, 41392, 43316, 43979, 44576, 47362, 49504, 54128, 72436, 78008, 82784, 86632, 87958, 94724, 108256, 126763, 144872, 156016, 165767, 173264, 175916, 189448, 253526, 289744, 307853, 312032, 331534, 346528, 351832, 378896, 507052, 579488, 615706, 663068, 703664, 757792, 1014104, 1231412, 1326136, 1407328, 2028208, 2154971, 2462824, 2652272, 4056416, 4309942, 4925648, 5304544, 8619884, 9851296, 17239768, 34479536, 68959072]

約数ペア:

[(1, 68959072), (2, 34479536), (4, 17239768), (7, 9851296), (8, 8619884), (13, 5304544), (14, 4925648), (16, 4309942), (17, 4056416), (26, 2652272), (28, 2462824), (32, 2154971), (34, 2028208), (49, 1407328), (52, 1326136), (56, 1231412), (68, 1014104), (91, 757792), (98, 703664), (104, 663068), (112, 615706), (119, 579488), (136, 507052), (182, 378896), (196, 351832), (199, 346528), (208, 331534), (221, 312032), (224, 307853), (238, 289744), (272, 253526), (364, 189448), (392, 175916), (398, 173264), (416, 165767), (442, 156016), (476, 144872), (544, 126763), (637, 108256), (728, 94724), (784, 87958), (796, 86632), (833, 82784), (884, 78008), (952, 72436), (1274, 54128), (1393, 49504), (1456, 47362), (1547, 44576), (1568, 43979), (1592, 43316), (1666, 41392), (1768, 39004), (1904, 36218), (2548, 27064), (2587, 26656), (2786, 24752), (2912, 23681), (3094, 22288), (3184, 21658), (3332, 20696), (3383, 20384), (3536, 19502), (3808, 18109), (5096, 13532), (5174, 13328), (5572, 12376), (6188, 11144), (6368, 10829), (6664, 10348), (6766, 10192), (7072, 9751)]