1287677600

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1117}}^1$

素因数の和:1279

約数の個数: 144

約数和(自身を含む): 3458591136

約数和(自身を除く): 2170913536

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 110, 131, 160, 176, 200, 220, 262, 275, 352, 400, 440, 524, 550, 655, 800, 880, 1048, 1100, 1117, 1310, 1441, 1760, 2096, 2200, 2234, 2620, 2882, 3275, 4192, 4400, 4468, 5240, 5585, 5764, 6550, 7205, 8800, 8936, 10480, 11170, 11528, 12287, 13100, 14410, 17872, 20960, 22340, 23056, 24574, 26200, 27925, 28820, 35744, 36025, 44680, 46112, 49148, 52400, 55850, 57640, 61435, 72050, 89360, 98296, 104800, 111700, 115280, 122870, 144100, 146327, 178720, 196592, 223400, 230560, 245740, 288200, 292654, 307175, 393184, 446800, 491480, 576400, 585308, 614350, 731635, 893600, 982960, 1152800, 1170616, 1228700, 1463270, 1609597, 1965920, 2341232, 2457400, 2926540, 3219194, 3658175, 4682464, 4914800, 5853080, 6438388, 7316350, 8047985, 9829600, 11706160, 12876776, 14632700, 16095970, 23412320, 25753552, 29265400, 32191940, 40239925, 51507104, 58530800, 64383880, 80479850, 117061600, 128767760, 160959700, 257535520, 321919400, 643838800, 1287677600]

約数ペア:

[(1, 1287677600), (2, 643838800), (4, 321919400), (5, 257535520), (8, 160959700), (10, 128767760), (11, 117061600), (16, 80479850), (20, 64383880), (22, 58530800), (25, 51507104), (32, 40239925), (40, 32191940), (44, 29265400), (50, 25753552), (55, 23412320), (80, 16095970), (88, 14632700), (100, 12876776), (110, 11706160), (131, 9829600), (160, 8047985), (176, 7316350), (200, 6438388), (220, 5853080), (262, 4914800), (275, 4682464), (352, 3658175), (400, 3219194), (440, 2926540), (524, 2457400), (550, 2341232), (655, 1965920), (800, 1609597), (880, 1463270), (1048, 1228700), (1100, 1170616), (1117, 1152800), (1310, 982960), (1441, 893600), (1760, 731635), (2096, 614350), (2200, 585308), (2234, 576400), (2620, 491480), (2882, 446800), (3275, 393184), (4192, 307175), (4400, 292654), (4468, 288200), (5240, 245740), (5585, 230560), (5764, 223400), (6550, 196592), (7205, 178720), (8800, 146327), (8936, 144100), (10480, 122870), (11170, 115280), (11528, 111700), (12287, 104800), (13100, 98296), (14410, 89360), (17872, 72050), (20960, 61435), (22340, 57640), (23056, 55850), (24574, 52400), (26200, 49148), (27925, 46112), (28820, 44680), (35744, 36025)]