161910360

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{761}}^1$

素因数の和:978

約数の個数: 128

約数和(自身を含む): 543153600

約数和(自身を除く): 381243240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 197, 216, 270, 360, 394, 540, 591, 761, 788, 985, 1080, 1182, 1522, 1576, 1773, 1970, 2283, 2364, 2955, 3044, 3546, 3805, 3940, 4566, 4728, 5319, 5910, 6088, 6849, 7092, 7610, 7880, 8865, 9132, 10638, 11415, 11820, 13698, 14184, 15220, 17730, 18264, 20547, 21276, 22830, 23640, 26595, 27396, 30440, 34245, 35460, 41094, 42552, 45660, 53190, 54792, 68490, 70920, 82188, 91320, 102735, 106380, 136980, 149917, 164376, 205470, 212760, 273960, 299834, 410940, 449751, 599668, 749585, 821880, 899502, 1199336, 1349253, 1499170, 1799004, 2248755, 2698506, 2998340, 3598008, 4047759, 4497510, 5397012, 5996680, 6746265, 8095518, 8995020, 10794024, 13492530, 16191036, 17990040, 20238795, 26985060, 32382072, 40477590, 53970120, 80955180, 161910360]

約数ペア:

[(1, 161910360), (2, 80955180), (3, 53970120), (4, 40477590), (5, 32382072), (6, 26985060), (8, 20238795), (9, 17990040), (10, 16191036), (12, 13492530), (15, 10794024), (18, 8995020), (20, 8095518), (24, 6746265), (27, 5996680), (30, 5397012), (36, 4497510), (40, 4047759), (45, 3598008), (54, 2998340), (60, 2698506), (72, 2248755), (90, 1799004), (108, 1499170), (120, 1349253), (135, 1199336), (180, 899502), (197, 821880), (216, 749585), (270, 599668), (360, 449751), (394, 410940), (540, 299834), (591, 273960), (761, 212760), (788, 205470), (985, 164376), (1080, 149917), (1182, 136980), (1522, 106380), (1576, 102735), (1773, 91320), (1970, 82188), (2283, 70920), (2364, 68490), (2955, 54792), (3044, 53190), (3546, 45660), (3805, 42552), (3940, 41094), (4566, 35460), (4728, 34245), (5319, 30440), (5910, 27396), (6088, 26595), (6849, 23640), (7092, 22830), (7610, 21276), (7880, 20547), (8865, 18264), (9132, 17730), (10638, 15220), (11415, 14184), (11820, 13698)]