15204790960

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{23531}}^1$

素因数の和:23782

約数の個数: 80

約数和(自身を含む): 36398732832

約数和(自身を除く): 21193941872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 197, 205, 328, 394, 410, 656, 788, 820, 985, 1576, 1640, 1970, 3152, 3280, 3940, 7880, 8077, 15760, 16154, 23531, 32308, 40385, 47062, 64616, 80770, 94124, 117655, 129232, 161540, 188248, 235310, 323080, 376496, 470620, 646160, 941240, 964771, 1882480, 1929542, 3859084, 4635607, 4823855, 7718168, 9271214, 9647710, 15436336, 18542428, 19295420, 23178035, 37084856, 38590840, 46356070, 74169712, 77181680, 92712140, 185424280, 190059887, 370848560, 380119774, 760239548, 950299435, 1520479096, 1900598870, 3040958192, 3801197740, 7602395480, 15204790960]

約数ペア:

[(1, 15204790960), (2, 7602395480), (4, 3801197740), (5, 3040958192), (8, 1900598870), (10, 1520479096), (16, 950299435), (20, 760239548), (40, 380119774), (41, 370848560), (80, 190059887), (82, 185424280), (164, 92712140), (197, 77181680), (205, 74169712), (328, 46356070), (394, 38590840), (410, 37084856), (656, 23178035), (788, 19295420), (820, 18542428), (985, 15436336), (1576, 9647710), (1640, 9271214), (1970, 7718168), (3152, 4823855), (3280, 4635607), (3940, 3859084), (7880, 1929542), (8077, 1882480), (15760, 964771), (16154, 941240), (23531, 646160), (32308, 470620), (40385, 376496), (47062, 323080), (64616, 235310), (80770, 188248), (94124, 161540), (117655, 129232)]