129342720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2591}}^1$

素因数の和:2628

約数の個数: 144

約数和(自身を含む): 445036032

約数和(自身を除く): 315693312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2496, 2591, 3120, 3328, 3840, 4160, 4992, 5182, 6240, 7773, 8320, 9984, 10364, 12480, 12955, 15546, 16640, 20728, 24960, 25910, 31092, 33683, 38865, 41456, 49920, 51820, 62184, 67366, 77730, 82912, 101049, 103640, 124368, 134732, 155460, 165824, 168415, 202098, 207280, 248736, 269464, 310920, 331648, 336830, 404196, 414560, 497472, 505245, 538928, 621840, 663296, 673660, 808392, 829120, 994944, 1010490, 1077856, 1243680, 1347320, 1616784, 1658240, 1989888, 2020980, 2155712, 2487360, 2694640, 3233568, 3316480, 4041960, 4311424, 4974720, 5389280, 6467136, 8083920, 8622848, 9949440, 10778560, 12934272, 16167840, 21557120, 25868544, 32335680, 43114240, 64671360, 129342720]

約数ペア:

[(1, 129342720), (2, 64671360), (3, 43114240), (4, 32335680), (5, 25868544), (6, 21557120), (8, 16167840), (10, 12934272), (12, 10778560), (13, 9949440), (15, 8622848), (16, 8083920), (20, 6467136), (24, 5389280), (26, 4974720), (30, 4311424), (32, 4041960), (39, 3316480), (40, 3233568), (48, 2694640), (52, 2487360), (60, 2155712), (64, 2020980), (65, 1989888), (78, 1658240), (80, 1616784), (96, 1347320), (104, 1243680), (120, 1077856), (128, 1010490), (130, 994944), (156, 829120), (160, 808392), (192, 673660), (195, 663296), (208, 621840), (240, 538928), (256, 505245), (260, 497472), (312, 414560), (320, 404196), (384, 336830), (390, 331648), (416, 310920), (480, 269464), (520, 248736), (624, 207280), (640, 202098), (768, 168415), (780, 165824), (832, 155460), (960, 134732), (1040, 124368), (1248, 103640), (1280, 101049), (1560, 82912), (1664, 77730), (1920, 67366), (2080, 62184), (2496, 51820), (2591, 49920), (3120, 41456), (3328, 38865), (3840, 33683), (4160, 31092), (4992, 25910), (5182, 24960), (6240, 20728), (7773, 16640), (8320, 15546), (9984, 12955), (10364, 12480)]