278328365168

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1097}}^1\times {\mathrm{33811}}^1$

素因数の和:34990

約数の個数: 80

約数和(自身を含む): 626085713664

約数和(自身を除く): 347757348496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 134, 268, 469, 536, 938, 1072, 1097, 1876, 2194, 3752, 4388, 7504, 7679, 8776, 15358, 17552, 30716, 33811, 61432, 67622, 73499, 122864, 135244, 146998, 236677, 270488, 293996, 473354, 514493, 540976, 587992, 946708, 1028986, 1175984, 1893416, 2057972, 2265337, 3786832, 4115944, 4530674, 8231888, 9061348, 15857359, 18122696, 31714718, 36245392, 37090667, 63429436, 74181334, 126858872, 148362668, 253717744, 259634669, 296725336, 519269338, 593450672, 1038538676, 2077077352, 2485074689, 4154154704, 4970149378, 9940298756, 17395522823, 19880597512, 34791045646, 39761195024, 69582091292, 139164182584, 278328365168]

約数ペア:

[(1, 278328365168), (2, 139164182584), (4, 69582091292), (7, 39761195024), (8, 34791045646), (14, 19880597512), (16, 17395522823), (28, 9940298756), (56, 4970149378), (67, 4154154704), (112, 2485074689), (134, 2077077352), (268, 1038538676), (469, 593450672), (536, 519269338), (938, 296725336), (1072, 259634669), (1097, 253717744), (1876, 148362668), (2194, 126858872), (3752, 74181334), (4388, 63429436), (7504, 37090667), (7679, 36245392), (8776, 31714718), (15358, 18122696), (17552, 15857359), (30716, 9061348), (33811, 8231888), (61432, 4530674), (67622, 4115944), (73499, 3786832), (122864, 2265337), (135244, 2057972), (146998, 1893416), (236677, 1175984), (270488, 1028986), (293996, 946708), (473354, 587992), (514493, 540976)]