988636728

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{283}}^1$

素因数の和:521

約数の個数: 128

約数和(自身を含む): 2682777600

約数和(自身を除く): 1694140872

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 47, 57, 76, 94, 114, 141, 152, 163, 188, 228, 282, 283, 326, 376, 456, 489, 564, 566, 652, 849, 893, 978, 1128, 1132, 1304, 1698, 1786, 1956, 2264, 2679, 3097, 3396, 3572, 3912, 5358, 5377, 6194, 6792, 7144, 7661, 9291, 10716, 10754, 12388, 13301, 15322, 16131, 18582, 21432, 21508, 22983, 24776, 26602, 30644, 32262, 37164, 39903, 43016, 45966, 46129, 53204, 61288, 64524, 74328, 79806, 91932, 92258, 106408, 129048, 138387, 145559, 159612, 183864, 184516, 252719, 276774, 291118, 319224, 369032, 436677, 505438, 553548, 582236, 758157, 873354, 876451, 1010876, 1107096, 1164472, 1516314, 1746708, 1752902, 2021752, 2168063, 2629353, 3032628, 3493416, 3505804, 4336126, 5258706, 6065256, 6504189, 7011608, 8672252, 10517412, 13008378, 17344504, 21034824, 26016756, 41193197, 52033512, 82386394, 123579591, 164772788, 247159182, 329545576, 494318364, 988636728]

約数ペア:

[(1, 988636728), (2, 494318364), (3, 329545576), (4, 247159182), (6, 164772788), (8, 123579591), (12, 82386394), (19, 52033512), (24, 41193197), (38, 26016756), (47, 21034824), (57, 17344504), (76, 13008378), (94, 10517412), (114, 8672252), (141, 7011608), (152, 6504189), (163, 6065256), (188, 5258706), (228, 4336126), (282, 3505804), (283, 3493416), (326, 3032628), (376, 2629353), (456, 2168063), (489, 2021752), (564, 1752902), (566, 1746708), (652, 1516314), (849, 1164472), (893, 1107096), (978, 1010876), (1128, 876451), (1132, 873354), (1304, 758157), (1698, 582236), (1786, 553548), (1956, 505438), (2264, 436677), (2679, 369032), (3097, 319224), (3396, 291118), (3572, 276774), (3912, 252719), (5358, 184516), (5377, 183864), (6194, 159612), (6792, 145559), (7144, 138387), (7661, 129048), (9291, 106408), (10716, 92258), (10754, 91932), (12388, 79806), (13301, 74328), (15322, 64524), (16131, 61288), (18582, 53204), (21432, 46129), (21508, 45966), (22983, 43016), (24776, 39903), (26602, 37164), (30644, 32262)]