399959952

素因数分解:

$2^4\times 3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{1429}}^1$

素因数の和:1478

約数の個数: 160

約数和(自身を含む): 1276704000

約数和(自身を除く): 876744048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 34, 42, 48, 49, 51, 56, 68, 84, 98, 102, 112, 119, 136, 147, 168, 196, 204, 238, 272, 294, 336, 343, 357, 392, 408, 476, 588, 686, 714, 784, 816, 833, 952, 1029, 1176, 1372, 1428, 1429, 1666, 1904, 2058, 2352, 2499, 2744, 2856, 2858, 3332, 4116, 4287, 4998, 5488, 5712, 5716, 5831, 6664, 8232, 8574, 9996, 10003, 11432, 11662, 13328, 16464, 17148, 17493, 19992, 20006, 22864, 23324, 24293, 30009, 34296, 34986, 39984, 40012, 46648, 48586, 60018, 68592, 69972, 70021, 72879, 80024, 93296, 97172, 120036, 139944, 140042, 145758, 160048, 170051, 194344, 210063, 240072, 279888, 280084, 291516, 340102, 388688, 420126, 480144, 490147, 510153, 560168, 583032, 680204, 840252, 980294, 1020306, 1120336, 1166064, 1190357, 1360408, 1470441, 1680504, 1960588, 2040612, 2380714, 2720816, 2940882, 3361008, 3571071, 3921176, 4081224, 4761428, 5881764, 7142142, 7842352, 8162448, 8332499, 9522856, 11763528, 14284284, 16664998, 19045712, 23527056, 24997497, 28568568, 33329996, 49994994, 57137136, 66659992, 99989988, 133319984, 199979976, 399959952]

約数ペア:

[(1, 399959952), (2, 199979976), (3, 133319984), (4, 99989988), (6, 66659992), (7, 57137136), (8, 49994994), (12, 33329996), (14, 28568568), (16, 24997497), (17, 23527056), (21, 19045712), (24, 16664998), (28, 14284284), (34, 11763528), (42, 9522856), (48, 8332499), (49, 8162448), (51, 7842352), (56, 7142142), (68, 5881764), (84, 4761428), (98, 4081224), (102, 3921176), (112, 3571071), (119, 3361008), (136, 2940882), (147, 2720816), (168, 2380714), (196, 2040612), (204, 1960588), (238, 1680504), (272, 1470441), (294, 1360408), (336, 1190357), (343, 1166064), (357, 1120336), (392, 1020306), (408, 980294), (476, 840252), (588, 680204), (686, 583032), (714, 560168), (784, 510153), (816, 490147), (833, 480144), (952, 420126), (1029, 388688), (1176, 340102), (1372, 291516), (1428, 280084), (1429, 279888), (1666, 240072), (1904, 210063), (2058, 194344), (2352, 170051), (2499, 160048), (2744, 145758), (2856, 140042), (2858, 139944), (3332, 120036), (4116, 97172), (4287, 93296), (4998, 80024), (5488, 72879), (5712, 70021), (5716, 69972), (5831, 68592), (6664, 60018), (8232, 48586), (8574, 46648), (9996, 40012), (10003, 39984), (11432, 34986), (11662, 34296), (13328, 30009), (16464, 24293), (17148, 23324), (17493, 22864), (19992, 20006)]