271951508920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{13931}}^1$

素因数の和:14166

約数の個数: 256

約数和(自身を含む): 781939630080

約数和(自身を除く): 509988121160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 31, 35, 40, 52, 56, 62, 65, 70, 91, 104, 124, 130, 140, 155, 173, 182, 217, 248, 260, 280, 310, 346, 364, 403, 434, 455, 520, 620, 692, 728, 806, 865, 868, 910, 1085, 1211, 1240, 1384, 1612, 1730, 1736, 1820, 2015, 2170, 2249, 2422, 2821, 3224, 3460, 3640, 4030, 4340, 4498, 4844, 5363, 5642, 6055, 6920, 8060, 8680, 8996, 9688, 10726, 11245, 11284, 12110, 13931, 14105, 15743, 16120, 17992, 21452, 22490, 22568, 24220, 26815, 27862, 28210, 31486, 37541, 42904, 44980, 48440, 53630, 55724, 56420, 62972, 69655, 69719, 75082, 78715, 89960, 97517, 107260, 111448, 112840, 125944, 139310, 139438, 150164, 157430, 181103, 187705, 195034, 214520, 278620, 278876, 300328, 314860, 348595, 362206, 375410, 390068, 431861, 487585, 488033, 557240, 557752, 629720, 697190, 724412, 750820, 780136, 863722, 905515, 975170, 976066, 1267721, 1394380, 1448824, 1501640, 1727444, 1811030, 1950340, 1952132, 2159305, 2410063, 2440165, 2535442, 2788760, 3023027, 3454888, 3622060, 3900680, 3904264, 4318610, 4820126, 4880330, 5070884, 5614193, 6046054, 6338605, 7244120, 8637220, 9640252, 9760660, 10141768, 11228386, 12050315, 12092108, 12677210, 15115135, 16870441, 17274440, 19280504, 19521320, 22456772, 24100630, 24184216, 25354420, 28070965, 30230270, 31330819, 33740882, 39299351, 44913544, 48201260, 50708840, 56141930, 60460540, 62661638, 67481764, 74711953, 78598702, 84352205, 96402520, 112283860, 120921080, 125323276, 134963528, 149423906, 156654095, 157197404, 168704410, 196496755, 219315733, 224567720, 250646552, 298847812, 313308190, 314394808, 337408820, 373559765, 392993510, 438631466, 522983671, 597695624, 626616380, 674817640, 747119530, 785987020, 877262932, 971255389, 1045967342, 1096578665, 1253232760, 1494239060, 1571974040, 1754525864, 1942510778, 2091934684, 2193157330, 2614918355, 2988478120, 3885021556, 4183869368, 4386314660, 4856276945, 5229836710, 6798787723, 7770043112, 8772629320, 9712553890, 10459673420, 13597575446, 19425107780, 20919346840, 27195150892, 33993938615, 38850215560, 54390301784, 67987877230, 135975754460, 271951508920]

約数ペア:

[(1, 271951508920), (2, 135975754460), (4, 67987877230), (5, 54390301784), (7, 38850215560), (8, 33993938615), (10, 27195150892), (13, 20919346840), (14, 19425107780), (20, 13597575446), (26, 10459673420), (28, 9712553890), (31, 8772629320), (35, 7770043112), (40, 6798787723), (52, 5229836710), (56, 4856276945), (62, 4386314660), (65, 4183869368), (70, 3885021556), (91, 2988478120), (104, 2614918355), (124, 2193157330), (130, 2091934684), (140, 1942510778), (155, 1754525864), (173, 1571974040), (182, 1494239060), (217, 1253232760), (248, 1096578665), (260, 1045967342), (280, 971255389), (310, 877262932), (346, 785987020), (364, 747119530), (403, 674817640), (434, 626616380), (455, 597695624), (520, 522983671), (620, 438631466), (692, 392993510), (728, 373559765), (806, 337408820), (865, 314394808), (868, 313308190), (910, 298847812), (1085, 250646552), (1211, 224567720), (1240, 219315733), (1384, 196496755), (1612, 168704410), (1730, 157197404), (1736, 156654095), (1820, 149423906), (2015, 134963528), (2170, 125323276), (2249, 120921080), (2422, 112283860), (2821, 96402520), (3224, 84352205), (3460, 78598702), (3640, 74711953), (4030, 67481764), (4340, 62661638), (4498, 60460540), (4844, 56141930), (5363, 50708840), (5642, 48201260), (6055, 44913544), (6920, 39299351), (8060, 33740882), (8680, 31330819), (8996, 30230270), (9688, 28070965), (10726, 25354420), (11245, 24184216), (11284, 24100630), (12110, 22456772), (13931, 19521320), (14105, 19280504), (15743, 17274440), (16120, 16870441), (17992, 15115135), (21452, 12677210), (22490, 12092108), (22568, 12050315), (24220, 11228386), (26815, 10141768), (27862, 9760660), (28210, 9640252), (31486, 8637220), (37541, 7244120), (42904, 6338605), (44980, 6046054), (48440, 5614193), (53630, 5070884), (55724, 4880330), (56420, 4820126), (62972, 4318610), (69655, 3904264), (69719, 3900680), (75082, 3622060), (78715, 3454888), (89960, 3023027), (97517, 2788760), (107260, 2535442), (111448, 2440165), (112840, 2410063), (125944, 2159305), (139310, 1952132), (139438, 1950340), (150164, 1811030), (157430, 1727444), (181103, 1501640), (187705, 1448824), (195034, 1394380), (214520, 1267721), (278620, 976066), (278876, 975170), (300328, 905515), (314860, 863722), (348595, 780136), (362206, 750820), (375410, 724412), (390068, 697190), (431861, 629720), (487585, 557752), (488033, 557240)]