131173920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1283}}^1$

素因数の和:1375

約数の個数: 144

約数和(自身を含む): 454289472

約数和(自身を除く): 323115552

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 71, 72, 80, 90, 96, 120, 142, 144, 160, 180, 213, 240, 284, 288, 355, 360, 426, 480, 568, 639, 710, 720, 852, 1065, 1136, 1278, 1283, 1420, 1440, 1704, 2130, 2272, 2556, 2566, 2840, 3195, 3408, 3849, 4260, 5112, 5132, 5680, 6390, 6415, 6816, 7698, 8520, 10224, 10264, 11360, 11547, 12780, 12830, 15396, 17040, 19245, 20448, 20528, 23094, 25560, 25660, 30792, 34080, 38490, 41056, 46188, 51120, 51320, 57735, 61584, 76980, 91093, 92376, 102240, 102640, 115470, 123168, 153960, 182186, 184752, 205280, 230940, 273279, 307920, 364372, 369504, 455465, 461880, 546558, 615840, 728744, 819837, 910930, 923760, 1093116, 1366395, 1457488, 1639674, 1821860, 1847520, 2186232, 2732790, 2914976, 3279348, 3643720, 4099185, 4372464, 5465580, 6558696, 7287440, 8198370, 8744928, 10931160, 13117392, 14574880, 16396740, 21862320, 26234784, 32793480, 43724640, 65586960, 131173920]

約数ペア:

[(1, 131173920), (2, 65586960), (3, 43724640), (4, 32793480), (5, 26234784), (6, 21862320), (8, 16396740), (9, 14574880), (10, 13117392), (12, 10931160), (15, 8744928), (16, 8198370), (18, 7287440), (20, 6558696), (24, 5465580), (30, 4372464), (32, 4099185), (36, 3643720), (40, 3279348), (45, 2914976), (48, 2732790), (60, 2186232), (71, 1847520), (72, 1821860), (80, 1639674), (90, 1457488), (96, 1366395), (120, 1093116), (142, 923760), (144, 910930), (160, 819837), (180, 728744), (213, 615840), (240, 546558), (284, 461880), (288, 455465), (355, 369504), (360, 364372), (426, 307920), (480, 273279), (568, 230940), (639, 205280), (710, 184752), (720, 182186), (852, 153960), (1065, 123168), (1136, 115470), (1278, 102640), (1283, 102240), (1420, 92376), (1440, 91093), (1704, 76980), (2130, 61584), (2272, 57735), (2556, 51320), (2566, 51120), (2840, 46188), (3195, 41056), (3408, 38490), (3849, 34080), (4260, 30792), (5112, 25660), (5132, 25560), (5680, 23094), (6390, 20528), (6415, 20448), (6816, 19245), (7698, 17040), (8520, 15396), (10224, 12830), (10264, 12780), (11360, 11547)]