190857940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:318

約数の個数: 144

約数和(自身を含む): 511588224

約数和(自身を除く): 320730284

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 71, 91, 98, 130, 140, 142, 182, 196, 211, 245, 260, 284, 355, 364, 422, 455, 490, 497, 637, 710, 844, 910, 923, 980, 994, 1055, 1274, 1420, 1477, 1820, 1846, 1988, 2110, 2485, 2548, 2743, 2954, 3185, 3479, 3692, 4220, 4615, 4970, 5486, 5908, 6370, 6461, 6958, 7385, 9230, 9940, 10339, 10972, 12740, 12922, 13715, 13916, 14770, 14981, 17395, 18460, 19201, 20678, 25844, 27430, 29540, 29962, 32305, 34790, 38402, 41356, 45227, 51695, 54860, 59924, 64610, 69580, 74905, 76804, 90454, 96005, 103390, 104867, 129220, 134407, 149810, 180908, 192010, 194753, 206780, 209734, 226135, 268814, 299620, 384020, 389506, 419468, 452270, 524335, 537628, 672035, 734069, 779012, 904540, 973765, 1048670, 1344070, 1363271, 1468138, 1947530, 2097340, 2688140, 2726542, 2936276, 3670345, 3895060, 5453084, 6816355, 7340690, 9542897, 13632710, 14681380, 19085794, 27265420, 38171588, 47714485, 95428970, 190857940]

約数ペア:

[(1, 190857940), (2, 95428970), (4, 47714485), (5, 38171588), (7, 27265420), (10, 19085794), (13, 14681380), (14, 13632710), (20, 9542897), (26, 7340690), (28, 6816355), (35, 5453084), (49, 3895060), (52, 3670345), (65, 2936276), (70, 2726542), (71, 2688140), (91, 2097340), (98, 1947530), (130, 1468138), (140, 1363271), (142, 1344070), (182, 1048670), (196, 973765), (211, 904540), (245, 779012), (260, 734069), (284, 672035), (355, 537628), (364, 524335), (422, 452270), (455, 419468), (490, 389506), (497, 384020), (637, 299620), (710, 268814), (844, 226135), (910, 209734), (923, 206780), (980, 194753), (994, 192010), (1055, 180908), (1274, 149810), (1420, 134407), (1477, 129220), (1820, 104867), (1846, 103390), (1988, 96005), (2110, 90454), (2485, 76804), (2548, 74905), (2743, 69580), (2954, 64610), (3185, 59924), (3479, 54860), (3692, 51695), (4220, 45227), (4615, 41356), (4970, 38402), (5486, 34790), (5908, 32305), (6370, 29962), (6461, 29540), (6958, 27430), (7385, 25844), (9230, 20678), (9940, 19201), (10339, 18460), (10972, 17395), (12740, 14981), (12922, 14770), (13715, 13916)]