39975240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:319

約数の個数: 128

約数和(自身を含む): 128304000

約数和(自身を除く): 88328760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 89, 95, 114, 120, 152, 178, 190, 197, 228, 267, 285, 356, 380, 394, 445, 456, 534, 570, 591, 712, 760, 788, 890, 985, 1068, 1140, 1182, 1335, 1576, 1691, 1780, 1970, 2136, 2280, 2364, 2670, 2955, 3382, 3560, 3743, 3940, 4728, 5073, 5340, 5910, 6764, 7486, 7880, 8455, 10146, 10680, 11229, 11820, 13528, 14972, 16910, 17533, 18715, 20292, 22458, 23640, 25365, 29944, 33820, 35066, 37430, 40584, 44916, 50730, 52599, 56145, 67640, 70132, 74860, 87665, 89832, 101460, 105198, 112290, 140264, 149720, 175330, 202920, 210396, 224580, 262995, 333127, 350660, 420792, 449160, 525990, 666254, 701320, 999381, 1051980, 1332508, 1665635, 1998762, 2103960, 2665016, 3331270, 3997524, 4996905, 6662540, 7995048, 9993810, 13325080, 19987620, 39975240]

約数ペア:

[(1, 39975240), (2, 19987620), (3, 13325080), (4, 9993810), (5, 7995048), (6, 6662540), (8, 4996905), (10, 3997524), (12, 3331270), (15, 2665016), (19, 2103960), (20, 1998762), (24, 1665635), (30, 1332508), (38, 1051980), (40, 999381), (57, 701320), (60, 666254), (76, 525990), (89, 449160), (95, 420792), (114, 350660), (120, 333127), (152, 262995), (178, 224580), (190, 210396), (197, 202920), (228, 175330), (267, 149720), (285, 140264), (356, 112290), (380, 105198), (394, 101460), (445, 89832), (456, 87665), (534, 74860), (570, 70132), (591, 67640), (712, 56145), (760, 52599), (788, 50730), (890, 44916), (985, 40584), (1068, 37430), (1140, 35066), (1182, 33820), (1335, 29944), (1576, 25365), (1691, 23640), (1780, 22458), (1970, 20292), (2136, 18715), (2280, 17533), (2364, 16910), (2670, 14972), (2955, 13528), (3382, 11820), (3560, 11229), (3743, 10680), (3940, 10146), (4728, 8455), (5073, 7880), (5340, 7486), (5910, 6764)]