40381080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:321

約数の個数: 128

約数和(自身を含む): 129600000

約数和(自身を除く): 89218920

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, 199, 228, 267, 285, 356, 380, 398, 445, 456, 534, 570, 597, 712, 760, 796, 890, 995, 1068, 1140, 1194, 1335, 1592, 1691, 1780, 1990, 2136, 2280, 2388, 2670, 2985, 3382, 3560, 3781, 3980, 4776, 5073, 5340, 5970, 6764, 7562, 7960, 8455, 10146, 10680, 11343, 11940, 13528, 15124, 16910, 17711, 18905, 20292, 22686, 23880, 25365, 30248, 33820, 35422, 37810, 40584, 45372, 50730, 53133, 56715, 67640, 70844, 75620, 88555, 90744, 101460, 106266, 113430, 141688, 151240, 177110, 202920, 212532, 226860, 265665, 336509, 354220, 425064, 453720, 531330, 673018, 708440, 1009527, 1062660, 1346036, 1682545, 2019054, 2125320, 2692072, 3365090, 4038108, 5047635, 6730180, 8076216, 10095270, 13460360, 20190540, 40381080]

約数ペア:

[(1, 40381080), (2, 20190540), (3, 13460360), (4, 10095270), (5, 8076216), (6, 6730180), (8, 5047635), (10, 4038108), (12, 3365090), (15, 2692072), (19, 2125320), (20, 2019054), (24, 1682545), (30, 1346036), (38, 1062660), (40, 1009527), (57, 708440), (60, 673018), (76, 531330), (89, 453720), (95, 425064), (114, 354220), (120, 336509), (152, 265665), (178, 226860), (190, 212532), (199, 202920), (228, 177110), (267, 151240), (285, 141688), (356, 113430), (380, 106266), (398, 101460), (445, 90744), (456, 88555), (534, 75620), (570, 70844), (597, 67640), (712, 56715), (760, 53133), (796, 50730), (890, 45372), (995, 40584), (1068, 37810), (1140, 35422), (1194, 33820), (1335, 30248), (1592, 25365), (1691, 23880), (1780, 22686), (1990, 20292), (2136, 18905), (2280, 17711), (2388, 16910), (2670, 15124), (2985, 13528), (3382, 11940), (3560, 11343), (3781, 10680), (3980, 10146), (4776, 8455), (5073, 7960), (5340, 7562), (5970, 6764)]