257250400

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:126

約数の個数: 288

約数和(自身を含む): 755951616

約数和(自身を除く): 498701216

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 25, 31, 32, 40, 41, 44, 46, 50, 55, 62, 80, 82, 88, 92, 100, 110, 115, 124, 155, 160, 164, 176, 184, 200, 205, 220, 230, 248, 253, 275, 310, 328, 341, 352, 368, 400, 410, 440, 451, 460, 496, 506, 550, 575, 620, 656, 682, 713, 736, 775, 800, 820, 880, 902, 920, 943, 992, 1012, 1025, 1100, 1150, 1240, 1265, 1271, 1312, 1364, 1426, 1550, 1640, 1705, 1760, 1804, 1840, 1886, 2024, 2050, 2200, 2255, 2300, 2480, 2530, 2542, 2728, 2852, 3100, 3280, 3410, 3565, 3608, 3680, 3772, 4048, 4100, 4400, 4510, 4600, 4715, 4960, 5060, 5084, 5456, 5704, 6200, 6325, 6355, 6560, 6820, 7130, 7216, 7544, 7843, 8096, 8200, 8525, 8800, 9020, 9200, 9430, 10120, 10168, 10373, 10912, 11275, 11408, 12400, 12650, 12710, 13640, 13981, 14260, 14432, 15088, 15686, 16400, 17050, 17825, 18040, 18400, 18860, 20240, 20336, 20746, 22550, 22816, 23575, 24800, 25300, 25420, 27280, 27962, 28520, 29233, 30176, 31372, 31775, 32800, 34100, 35650, 36080, 37720, 39215, 40480, 40672, 41492, 45100, 47150, 50600, 50840, 51865, 54560, 55924, 57040, 58466, 62744, 63550, 68200, 69905, 71300, 72160, 75440, 78430, 82984, 90200, 94300, 101200, 101680, 103730, 111848, 114080, 116932, 125488, 127100, 136400, 139810, 142600, 146165, 150880, 156860, 165968, 180400, 188600, 196075, 202400, 203360, 207460, 223696, 233864, 250976, 254200, 259325, 272800, 279620, 285200, 292330, 313720, 321563, 331936, 349525, 360800, 377200, 392150, 414920, 447392, 467728, 508400, 518650, 559240, 570400, 584660, 627440, 643126, 699050, 730825, 754400, 784300, 829840, 935456, 1016800, 1037300, 1118480, 1169320, 1254880, 1286252, 1398100, 1461650, 1568600, 1607815, 1659680, 2074600, 2236960, 2338640, 2572504, 2796200, 2923300, 3137200, 3215630, 4149200, 4677280, 5145008, 5592400, 5846600, 6274400, 6431260, 8039075, 8298400, 10290016, 11184800, 11693200, 12862520, 16078150, 23386400, 25725040, 32156300, 51450080, 64312600, 128625200, 257250400]

約数ペア:

[(1, 257250400), (2, 128625200), (4, 64312600), (5, 51450080), (8, 32156300), (10, 25725040), (11, 23386400), (16, 16078150), (20, 12862520), (22, 11693200), (23, 11184800), (25, 10290016), (31, 8298400), (32, 8039075), (40, 6431260), (41, 6274400), (44, 5846600), (46, 5592400), (50, 5145008), (55, 4677280), (62, 4149200), (80, 3215630), (82, 3137200), (88, 2923300), (92, 2796200), (100, 2572504), (110, 2338640), (115, 2236960), (124, 2074600), (155, 1659680), (160, 1607815), (164, 1568600), (176, 1461650), (184, 1398100), (200, 1286252), (205, 1254880), (220, 1169320), (230, 1118480), (248, 1037300), (253, 1016800), (275, 935456), (310, 829840), (328, 784300), (341, 754400), (352, 730825), (368, 699050), (400, 643126), (410, 627440), (440, 584660), (451, 570400), (460, 559240), (496, 518650), (506, 508400), (550, 467728), (575, 447392), (620, 414920), (656, 392150), (682, 377200), (713, 360800), (736, 349525), (775, 331936), (800, 321563), (820, 313720), (880, 292330), (902, 285200), (920, 279620), (943, 272800), (992, 259325), (1012, 254200), (1025, 250976), (1100, 233864), (1150, 223696), (1240, 207460), (1265, 203360), (1271, 202400), (1312, 196075), (1364, 188600), (1426, 180400), (1550, 165968), (1640, 156860), (1705, 150880), (1760, 146165), (1804, 142600), (1840, 139810), (1886, 136400), (2024, 127100), (2050, 125488), (2200, 116932), (2255, 114080), (2300, 111848), (2480, 103730), (2530, 101680), (2542, 101200), (2728, 94300), (2852, 90200), (3100, 82984), (3280, 78430), (3410, 75440), (3565, 72160), (3608, 71300), (3680, 69905), (3772, 68200), (4048, 63550), (4100, 62744), (4400, 58466), (4510, 57040), (4600, 55924), (4715, 54560), (4960, 51865), (5060, 50840), (5084, 50600), (5456, 47150), (5704, 45100), (6200, 41492), (6325, 40672), (6355, 40480), (6560, 39215), (6820, 37720), (7130, 36080), (7216, 35650), (7544, 34100), (7843, 32800), (8096, 31775), (8200, 31372), (8525, 30176), (8800, 29233), (9020, 28520), (9200, 27962), (9430, 27280), (10120, 25420), (10168, 25300), (10373, 24800), (10912, 23575), (11275, 22816), (11408, 22550), (12400, 20746), (12650, 20336), (12710, 20240), (13640, 18860), (13981, 18400), (14260, 18040), (14432, 17825), (15088, 17050), (15686, 16400)]