251304480

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{233}}^1$

素因数の和:368

約数の個数: 288

約数和(自身を含む): 993492864

約数和(自身を除く): 742188384

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 107, 112, 120, 126, 140, 144, 160, 168, 180, 210, 214, 224, 233, 240, 252, 280, 288, 315, 321, 336, 360, 420, 428, 466, 480, 504, 535, 560, 630, 642, 672, 699, 720, 749, 840, 856, 932, 963, 1008, 1070, 1120, 1165, 1260, 1284, 1398, 1440, 1498, 1605, 1631, 1680, 1712, 1864, 1926, 2016, 2097, 2140, 2247, 2330, 2520, 2568, 2796, 2996, 3210, 3262, 3360, 3424, 3495, 3728, 3745, 3852, 4194, 4280, 4494, 4660, 4815, 4893, 5040, 5136, 5592, 5992, 6420, 6524, 6741, 6990, 7456, 7490, 7704, 8155, 8388, 8560, 8988, 9320, 9630, 9786, 10080, 10272, 10485, 11184, 11235, 11984, 12840, 13048, 13482, 13980, 14679, 14980, 15408, 16310, 16776, 17120, 17976, 18640, 19260, 19572, 20970, 22368, 22470, 23968, 24465, 24931, 25680, 26096, 26964, 27960, 29358, 29960, 30816, 32620, 33552, 33705, 35952, 37280, 38520, 39144, 41940, 44940, 48930, 49862, 51360, 52192, 53928, 55920, 58716, 59920, 65240, 67104, 67410, 71904, 73395, 74793, 77040, 78288, 83880, 89880, 97860, 99724, 107856, 111840, 117432, 119840, 124655, 130480, 134820, 146790, 149586, 154080, 156576, 167760, 174517, 179760, 195720, 199448, 215712, 224379, 234864, 249310, 260960, 269640, 293580, 299172, 335520, 349034, 359520, 373965, 391440, 398896, 448758, 469728, 498620, 523551, 539280, 587160, 598344, 698068, 747930, 782880, 797792, 872585, 897516, 997240, 1047102, 1078560, 1121895, 1174320, 1196688, 1396136, 1495860, 1570653, 1745170, 1795032, 1994480, 2094204, 2243790, 2348640, 2393376, 2617755, 2792272, 2991720, 3141306, 3490340, 3590064, 3988960, 4188408, 4487580, 5235510, 5584544, 5983440, 6282612, 6980680, 7180128, 7853265, 8376816, 8975160, 10471020, 11966880, 12565224, 13961360, 15706530, 16753632, 17950320, 20942040, 25130448, 27922720, 31413060, 35900640, 41884080, 50260896, 62826120, 83768160, 125652240, 251304480]

約数ペア:

[(1, 251304480), (2, 125652240), (3, 83768160), (4, 62826120), (5, 50260896), (6, 41884080), (7, 35900640), (8, 31413060), (9, 27922720), (10, 25130448), (12, 20942040), (14, 17950320), (15, 16753632), (16, 15706530), (18, 13961360), (20, 12565224), (21, 11966880), (24, 10471020), (28, 8975160), (30, 8376816), (32, 7853265), (35, 7180128), (36, 6980680), (40, 6282612), (42, 5983440), (45, 5584544), (48, 5235510), (56, 4487580), (60, 4188408), (63, 3988960), (70, 3590064), (72, 3490340), (80, 3141306), (84, 2991720), (90, 2792272), (96, 2617755), (105, 2393376), (107, 2348640), (112, 2243790), (120, 2094204), (126, 1994480), (140, 1795032), (144, 1745170), (160, 1570653), (168, 1495860), (180, 1396136), (210, 1196688), (214, 1174320), (224, 1121895), (233, 1078560), (240, 1047102), (252, 997240), (280, 897516), (288, 872585), (315, 797792), (321, 782880), (336, 747930), (360, 698068), (420, 598344), (428, 587160), (466, 539280), (480, 523551), (504, 498620), (535, 469728), (560, 448758), (630, 398896), (642, 391440), (672, 373965), (699, 359520), (720, 349034), (749, 335520), (840, 299172), (856, 293580), (932, 269640), (963, 260960), (1008, 249310), (1070, 234864), (1120, 224379), (1165, 215712), (1260, 199448), (1284, 195720), (1398, 179760), (1440, 174517), (1498, 167760), (1605, 156576), (1631, 154080), (1680, 149586), (1712, 146790), (1864, 134820), (1926, 130480), (2016, 124655), (2097, 119840), (2140, 117432), (2247, 111840), (2330, 107856), (2520, 99724), (2568, 97860), (2796, 89880), (2996, 83880), (3210, 78288), (3262, 77040), (3360, 74793), (3424, 73395), (3495, 71904), (3728, 67410), (3745, 67104), (3852, 65240), (4194, 59920), (4280, 58716), (4494, 55920), (4660, 53928), (4815, 52192), (4893, 51360), (5040, 49862), (5136, 48930), (5592, 44940), (5992, 41940), (6420, 39144), (6524, 38520), (6741, 37280), (6990, 35952), (7456, 33705), (7490, 33552), (7704, 32620), (8155, 30816), (8388, 29960), (8560, 29358), (8988, 27960), (9320, 26964), (9630, 26096), (9786, 25680), (10080, 24931), (10272, 24465), (10485, 23968), (11184, 22470), (11235, 22368), (11984, 20970), (12840, 19572), (13048, 19260), (13482, 18640), (13980, 17976), (14679, 17120), (14980, 16776), (15408, 16310)]