2918772220

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1423}}^1$

素因数の和:1489

約数の個数: 192

約数和(自身を含む): 8038195200

約数和(自身を除く): 5119422980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 49, 52, 65, 70, 91, 92, 98, 115, 130, 140, 161, 182, 196, 230, 245, 260, 299, 322, 343, 364, 455, 460, 490, 598, 637, 644, 686, 805, 910, 980, 1127, 1196, 1274, 1372, 1423, 1495, 1610, 1715, 1820, 2093, 2254, 2548, 2846, 2990, 3185, 3220, 3430, 4186, 4459, 4508, 5635, 5692, 5980, 6370, 6860, 7115, 7889, 8372, 8918, 9961, 10465, 11270, 12740, 14230, 14651, 15778, 17836, 18499, 19922, 20930, 22295, 22540, 28460, 29302, 31556, 32729, 36998, 39445, 39844, 41860, 44590, 49805, 58604, 65458, 69727, 73255, 73996, 78890, 89180, 92495, 99610, 102557, 129493, 130916, 139454, 146510, 157780, 163645, 184990, 199220, 205114, 229103, 258986, 278908, 293020, 327290, 348635, 369980, 410228, 425477, 458206, 488089, 512785, 517972, 647465, 654580, 697270, 850954, 906451, 916412, 976178, 1025570, 1145515, 1294930, 1394540, 1603721, 1701908, 1812902, 1952356, 2051140, 2127385, 2291030, 2440445, 2589860, 2978339, 3207442, 3625804, 4254770, 4532255, 4582060, 4880890, 5956678, 6345157, 6414884, 8018605, 8509540, 9064510, 9761780, 11226047, 11913356, 12690314, 14891695, 16037210, 18129020, 20848373, 22452094, 25380628, 29783390, 31725785, 32074420, 41696746, 44904188, 56130235, 59566780, 63451570, 83393492, 104241865, 112260470, 126903140, 145938611, 208483730, 224520940, 291877222, 416967460, 583754444, 729693055, 1459386110, 2918772220]

約数ペア:

[(1, 2918772220), (2, 1459386110), (4, 729693055), (5, 583754444), (7, 416967460), (10, 291877222), (13, 224520940), (14, 208483730), (20, 145938611), (23, 126903140), (26, 112260470), (28, 104241865), (35, 83393492), (46, 63451570), (49, 59566780), (52, 56130235), (65, 44904188), (70, 41696746), (91, 32074420), (92, 31725785), (98, 29783390), (115, 25380628), (130, 22452094), (140, 20848373), (161, 18129020), (182, 16037210), (196, 14891695), (230, 12690314), (245, 11913356), (260, 11226047), (299, 9761780), (322, 9064510), (343, 8509540), (364, 8018605), (455, 6414884), (460, 6345157), (490, 5956678), (598, 4880890), (637, 4582060), (644, 4532255), (686, 4254770), (805, 3625804), (910, 3207442), (980, 2978339), (1127, 2589860), (1196, 2440445), (1274, 2291030), (1372, 2127385), (1423, 2051140), (1495, 1952356), (1610, 1812902), (1715, 1701908), (1820, 1603721), (2093, 1394540), (2254, 1294930), (2548, 1145515), (2846, 1025570), (2990, 976178), (3185, 916412), (3220, 906451), (3430, 850954), (4186, 697270), (4459, 654580), (4508, 647465), (5635, 517972), (5692, 512785), (5980, 488089), (6370, 458206), (6860, 425477), (7115, 410228), (7889, 369980), (8372, 348635), (8918, 327290), (9961, 293020), (10465, 278908), (11270, 258986), (12740, 229103), (14230, 205114), (14651, 199220), (15778, 184990), (17836, 163645), (18499, 157780), (19922, 146510), (20930, 139454), (22295, 130916), (22540, 129493), (28460, 102557), (29302, 99610), (31556, 92495), (32729, 89180), (36998, 78890), (39445, 73996), (39844, 73255), (41860, 69727), (44590, 65458), (49805, 58604)]