1287133568

素因数分解:

$2^7\times 7^3\times {\mathrm{19}}^1\times {\mathrm{1543}}^1$

素因数の和:1597

約数の個数: 128

約数和(自身を含む): 3149760000

約数和(自身を除く): 1862626432

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 76, 98, 112, 128, 133, 152, 196, 224, 266, 304, 343, 392, 448, 532, 608, 686, 784, 896, 931, 1064, 1216, 1372, 1543, 1568, 1862, 2128, 2432, 2744, 3086, 3136, 3724, 4256, 5488, 6172, 6272, 6517, 7448, 8512, 10801, 10976, 12344, 13034, 14896, 17024, 21602, 21952, 24688, 26068, 29317, 29792, 43204, 43904, 49376, 52136, 58634, 59584, 75607, 86408, 98752, 104272, 117268, 119168, 151214, 172816, 197504, 205219, 208544, 234536, 302428, 345632, 410438, 417088, 469072, 529249, 604856, 691264, 820876, 834176, 938144, 1058498, 1209712, 1382528, 1436533, 1641752, 1876288, 2116996, 2419424, 2873066, 3283504, 3752576, 4233992, 4838848, 5746132, 6567008, 8467984, 9677696, 10055731, 11492264, 13134016, 16935968, 20111462, 22984528, 26268032, 33871936, 40222924, 45969056, 67743872, 80445848, 91938112, 160891696, 183876224, 321783392, 643566784, 1287133568]

約数ペア:

[(1, 1287133568), (2, 643566784), (4, 321783392), (7, 183876224), (8, 160891696), (14, 91938112), (16, 80445848), (19, 67743872), (28, 45969056), (32, 40222924), (38, 33871936), (49, 26268032), (56, 22984528), (64, 20111462), (76, 16935968), (98, 13134016), (112, 11492264), (128, 10055731), (133, 9677696), (152, 8467984), (196, 6567008), (224, 5746132), (266, 4838848), (304, 4233992), (343, 3752576), (392, 3283504), (448, 2873066), (532, 2419424), (608, 2116996), (686, 1876288), (784, 1641752), (896, 1436533), (931, 1382528), (1064, 1209712), (1216, 1058498), (1372, 938144), (1543, 834176), (1568, 820876), (1862, 691264), (2128, 604856), (2432, 529249), (2744, 469072), (3086, 417088), (3136, 410438), (3724, 345632), (4256, 302428), (5488, 234536), (6172, 208544), (6272, 205219), (6517, 197504), (7448, 172816), (8512, 151214), (10801, 119168), (10976, 117268), (12344, 104272), (13034, 98752), (14896, 86408), (17024, 75607), (21602, 59584), (21952, 58634), (24688, 52136), (26068, 49376), (29317, 43904), (29792, 43204)]