251060940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3461}}^1$

素因数の和:3520

約数の個数: 144

約数和(自身を含む): 846832896

約数和(自身を除く): 595771956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3461, 3627, 4030, 4836, 5580, 6045, 6922, 7254, 8060, 10383, 12090, 13844, 14508, 17305, 18135, 20766, 24180, 31149, 34610, 36270, 41532, 44993, 51915, 62298, 69220, 72540, 89986, 103830, 107291, 124596, 134979, 155745, 179972, 207660, 214582, 224965, 269958, 311490, 321873, 404937, 429164, 449930, 536455, 539916, 622980, 643746, 674895, 809874, 899860, 965619, 1072910, 1287492, 1349790, 1394783, 1609365, 1619748, 1931238, 2024685, 2145820, 2699580, 2789566, 3218730, 3862476, 4049370, 4184349, 4828095, 5579132, 6437460, 6973915, 8098740, 8368698, 9656190, 12553047, 13947830, 16737396, 19312380, 20921745, 25106094, 27895660, 41843490, 50212188, 62765235, 83686980, 125530470, 251060940]

約数ペア:

[(1, 251060940), (2, 125530470), (3, 83686980), (4, 62765235), (5, 50212188), (6, 41843490), (9, 27895660), (10, 25106094), (12, 20921745), (13, 19312380), (15, 16737396), (18, 13947830), (20, 12553047), (26, 9656190), (30, 8368698), (31, 8098740), (36, 6973915), (39, 6437460), (45, 5579132), (52, 4828095), (60, 4184349), (62, 4049370), (65, 3862476), (78, 3218730), (90, 2789566), (93, 2699580), (117, 2145820), (124, 2024685), (130, 1931238), (155, 1619748), (156, 1609365), (180, 1394783), (186, 1349790), (195, 1287492), (234, 1072910), (260, 965619), (279, 899860), (310, 809874), (372, 674895), (390, 643746), (403, 622980), (465, 539916), (468, 536455), (558, 449930), (585, 429164), (620, 404937), (780, 321873), (806, 311490), (930, 269958), (1116, 224965), (1170, 214582), (1209, 207660), (1395, 179972), (1612, 155745), (1860, 134979), (2015, 124596), (2340, 107291), (2418, 103830), (2790, 89986), (3461, 72540), (3627, 69220), (4030, 62298), (4836, 51915), (5580, 44993), (6045, 41532), (6922, 36270), (7254, 34610), (8060, 31149), (10383, 24180), (12090, 20766), (13844, 18135), (14508, 17305)]