2779638480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{19597}}^1$

素因数の和:19813

約数の個数: 120

約数和(自身を含む): 9382816872

約数和(自身を除く): 6603178392

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 197, 240, 360, 394, 591, 720, 788, 985, 1182, 1576, 1773, 1970, 2364, 2955, 3152, 3546, 3940, 4728, 5910, 7092, 7880, 8865, 9456, 11820, 14184, 15760, 17730, 19597, 23640, 28368, 35460, 39194, 47280, 58791, 70920, 78388, 97985, 117582, 141840, 156776, 176373, 195970, 235164, 293955, 313552, 352746, 391940, 470328, 587910, 705492, 783880, 881865, 940656, 1175820, 1410984, 1567760, 1763730, 2351640, 2821968, 3527460, 3860609, 4703280, 7054920, 7721218, 11581827, 14109840, 15442436, 19303045, 23163654, 30884872, 34745481, 38606090, 46327308, 57909135, 61769744, 69490962, 77212180, 92654616, 115818270, 138981924, 154424360, 173727405, 185309232, 231636540, 277963848, 308848720, 347454810, 463273080, 555927696, 694909620, 926546160, 1389819240, 2779638480]

約数ペア:

[(1, 2779638480), (2, 1389819240), (3, 926546160), (4, 694909620), (5, 555927696), (6, 463273080), (8, 347454810), (9, 308848720), (10, 277963848), (12, 231636540), (15, 185309232), (16, 173727405), (18, 154424360), (20, 138981924), (24, 115818270), (30, 92654616), (36, 77212180), (40, 69490962), (45, 61769744), (48, 57909135), (60, 46327308), (72, 38606090), (80, 34745481), (90, 30884872), (120, 23163654), (144, 19303045), (180, 15442436), (197, 14109840), (240, 11581827), (360, 7721218), (394, 7054920), (591, 4703280), (720, 3860609), (788, 3527460), (985, 2821968), (1182, 2351640), (1576, 1763730), (1773, 1567760), (1970, 1410984), (2364, 1175820), (2955, 940656), (3152, 881865), (3546, 783880), (3940, 705492), (4728, 587910), (5910, 470328), (7092, 391940), (7880, 352746), (8865, 313552), (9456, 293955), (11820, 235164), (14184, 195970), (15760, 176373), (17730, 156776), (19597, 141840), (23640, 117582), (28368, 97985), (35460, 78388), (39194, 70920), (47280, 58791)]