156789708680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{235519}}^1$

素因数の和:235647

約数の個数: 128

約数和(自身を含む): 412065792000

約数和(自身を除く): 255276083320

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 89, 110, 136, 170, 178, 187, 220, 340, 356, 374, 440, 445, 680, 712, 748, 890, 935, 979, 1496, 1513, 1780, 1870, 1958, 3026, 3560, 3740, 3916, 4895, 6052, 7480, 7565, 7832, 9790, 12104, 15130, 16643, 19580, 30260, 33286, 39160, 60520, 66572, 83215, 133144, 166430, 235519, 332860, 471038, 665720, 942076, 1177595, 1884152, 2355190, 2590709, 4003823, 4710380, 5181418, 8007646, 9420760, 10362836, 12953545, 16015292, 20019115, 20725672, 20961191, 25907090, 32030584, 40038230, 41922382, 44042053, 51814180, 80076460, 83844764, 88084106, 103628360, 104805955, 160152920, 167689528, 176168212, 209611910, 220210265, 230573101, 352336424, 356340247, 419223820, 440420530, 461146202, 712680494, 838447640, 880841060, 922292404, 1152865505, 1425360988, 1761682120, 1781701235, 1844584808, 2305731010, 2850721976, 3563402470, 3919742717, 4611462020, 7126804940, 7839485434, 9222924040, 14253609880, 15678970868, 19598713585, 31357941736, 39197427170, 78394854340, 156789708680]

約数ペア:

[(1, 156789708680), (2, 78394854340), (4, 39197427170), (5, 31357941736), (8, 19598713585), (10, 15678970868), (11, 14253609880), (17, 9222924040), (20, 7839485434), (22, 7126804940), (34, 4611462020), (40, 3919742717), (44, 3563402470), (55, 2850721976), (68, 2305731010), (85, 1844584808), (88, 1781701235), (89, 1761682120), (110, 1425360988), (136, 1152865505), (170, 922292404), (178, 880841060), (187, 838447640), (220, 712680494), (340, 461146202), (356, 440420530), (374, 419223820), (440, 356340247), (445, 352336424), (680, 230573101), (712, 220210265), (748, 209611910), (890, 176168212), (935, 167689528), (979, 160152920), (1496, 104805955), (1513, 103628360), (1780, 88084106), (1870, 83844764), (1958, 80076460), (3026, 51814180), (3560, 44042053), (3740, 41922382), (3916, 40038230), (4895, 32030584), (6052, 25907090), (7480, 20961191), (7565, 20725672), (7832, 20019115), (9790, 16015292), (12104, 12953545), (15130, 10362836), (16643, 9420760), (19580, 8007646), (30260, 5181418), (33286, 4710380), (39160, 4003823), (60520, 2590709), (66572, 2355190), (83215, 1884152), (133144, 1177595), (166430, 942076), (235519, 665720), (332860, 471038)]