1290328128

素因数分解:

$2^6\times 3^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{569}}^1$

素因数の和:745

約数の個数: 168

約数和(自身を含む): 3854622720

約数和(自身を除く): 2564294592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 127, 144, 186, 192, 248, 254, 279, 288, 372, 381, 496, 508, 558, 569, 576, 744, 762, 992, 1016, 1116, 1138, 1143, 1488, 1524, 1707, 1984, 2032, 2232, 2276, 2286, 2976, 3048, 3414, 3937, 4064, 4464, 4552, 4572, 5121, 5952, 6096, 6828, 7874, 8128, 8928, 9104, 9144, 10242, 11811, 12192, 13656, 15748, 17639, 17856, 18208, 18288, 20484, 23622, 24384, 27312, 31496, 35278, 35433, 36416, 36576, 40968, 47244, 52917, 54624, 62992, 70556, 70866, 72263, 73152, 81936, 94488, 105834, 109248, 125984, 141112, 141732, 144526, 158751, 163872, 188976, 211668, 216789, 251968, 282224, 283464, 289052, 317502, 327744, 377952, 423336, 433578, 564448, 566928, 578104, 635004, 650367, 755904, 846672, 867156, 1128896, 1133856, 1156208, 1270008, 1300734, 1693344, 1734312, 2240153, 2267712, 2312416, 2540016, 2601468, 3386688, 3468624, 4480306, 4624832, 5080032, 5202936, 6720459, 6937248, 8960612, 10160064, 10405872, 13440918, 13874496, 17921224, 20161377, 20811744, 26881836, 35842448, 40322754, 41623488, 53763672, 71684896, 80645508, 107527344, 143369792, 161291016, 215054688, 322582032, 430109376, 645164064, 1290328128]

約数ペア:

[(1, 1290328128), (2, 645164064), (3, 430109376), (4, 322582032), (6, 215054688), (8, 161291016), (9, 143369792), (12, 107527344), (16, 80645508), (18, 71684896), (24, 53763672), (31, 41623488), (32, 40322754), (36, 35842448), (48, 26881836), (62, 20811744), (64, 20161377), (72, 17921224), (93, 13874496), (96, 13440918), (124, 10405872), (127, 10160064), (144, 8960612), (186, 6937248), (192, 6720459), (248, 5202936), (254, 5080032), (279, 4624832), (288, 4480306), (372, 3468624), (381, 3386688), (496, 2601468), (508, 2540016), (558, 2312416), (569, 2267712), (576, 2240153), (744, 1734312), (762, 1693344), (992, 1300734), (1016, 1270008), (1116, 1156208), (1138, 1133856), (1143, 1128896), (1488, 867156), (1524, 846672), (1707, 755904), (1984, 650367), (2032, 635004), (2232, 578104), (2276, 566928), (2286, 564448), (2976, 433578), (3048, 423336), (3414, 377952), (3937, 327744), (4064, 317502), (4464, 289052), (4552, 283464), (4572, 282224), (5121, 251968), (5952, 216789), (6096, 211668), (6828, 188976), (7874, 163872), (8128, 158751), (8928, 144526), (9104, 141732), (9144, 141112), (10242, 125984), (11811, 109248), (12192, 105834), (13656, 94488), (15748, 81936), (17639, 73152), (17856, 72263), (18208, 70866), (18288, 70556), (20484, 62992), (23622, 54624), (24384, 52917), (27312, 47244), (31496, 40968), (35278, 36576), (35433, 36416)]