1209280560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{25577}}^1$

素因数の和:25790

約数の個数: 80

約数和(自身を含む): 3767946336

約数和(自身を除く): 2558665776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 197, 240, 394, 591, 788, 985, 1182, 1576, 1970, 2364, 2955, 3152, 3940, 4728, 5910, 7880, 9456, 11820, 15760, 23640, 25577, 47280, 51154, 76731, 102308, 127885, 153462, 204616, 255770, 306924, 383655, 409232, 511540, 613848, 767310, 1023080, 1227696, 1534620, 2046160, 3069240, 5038669, 6138480, 10077338, 15116007, 20154676, 25193345, 30232014, 40309352, 50386690, 60464028, 75580035, 80618704, 100773380, 120928056, 151160070, 201546760, 241856112, 302320140, 403093520, 604640280, 1209280560]

約数ペア:

[(1, 1209280560), (2, 604640280), (3, 403093520), (4, 302320140), (5, 241856112), (6, 201546760), (8, 151160070), (10, 120928056), (12, 100773380), (15, 80618704), (16, 75580035), (20, 60464028), (24, 50386690), (30, 40309352), (40, 30232014), (48, 25193345), (60, 20154676), (80, 15116007), (120, 10077338), (197, 6138480), (240, 5038669), (394, 3069240), (591, 2046160), (788, 1534620), (985, 1227696), (1182, 1023080), (1576, 767310), (1970, 613848), (2364, 511540), (2955, 409232), (3152, 383655), (3940, 306924), (4728, 255770), (5910, 204616), (7880, 153462), (9456, 127885), (11820, 102308), (15760, 76731), (23640, 51154), (25577, 47280)]