644867392

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{359}}^1$

素因数の和:528

約数の個数: 112

約数和(自身を含む): 1474744320

約数和(自身を除く): 829876928

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 127, 136, 208, 221, 254, 272, 359, 416, 442, 508, 544, 718, 832, 884, 1016, 1088, 1436, 1651, 1768, 2032, 2159, 2872, 3302, 3536, 4064, 4318, 4667, 5744, 6103, 6604, 7072, 8128, 8636, 9334, 11488, 12206, 13208, 14144, 17272, 18668, 22976, 24412, 26416, 28067, 34544, 37336, 45593, 48824, 52832, 56134, 69088, 74672, 79339, 91186, 97648, 105664, 112268, 138176, 149344, 158678, 182372, 195296, 224536, 298688, 317356, 364744, 390592, 449072, 592709, 634712, 729488, 775081, 898144, 1185418, 1269424, 1458976, 1550162, 1796288, 2370836, 2538848, 2917952, 3100324, 4741672, 5077696, 6200648, 9483344, 10076053, 12401296, 18966688, 20152106, 24802592, 37933376, 40304212, 49605184, 80608424, 161216848, 322433696, 644867392]

約数ペア:

[(1, 644867392), (2, 322433696), (4, 161216848), (8, 80608424), (13, 49605184), (16, 40304212), (17, 37933376), (26, 24802592), (32, 20152106), (34, 18966688), (52, 12401296), (64, 10076053), (68, 9483344), (104, 6200648), (127, 5077696), (136, 4741672), (208, 3100324), (221, 2917952), (254, 2538848), (272, 2370836), (359, 1796288), (416, 1550162), (442, 1458976), (508, 1269424), (544, 1185418), (718, 898144), (832, 775081), (884, 729488), (1016, 634712), (1088, 592709), (1436, 449072), (1651, 390592), (1768, 364744), (2032, 317356), (2159, 298688), (2872, 224536), (3302, 195296), (3536, 182372), (4064, 158678), (4318, 149344), (4667, 138176), (5744, 112268), (6103, 105664), (6604, 97648), (7072, 91186), (8128, 79339), (8636, 74672), (9334, 69088), (11488, 56134), (12206, 52832), (13208, 48824), (14144, 45593), (17272, 37336), (18668, 34544), (22976, 28067), (24412, 26416)]