1243988480

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:295

約数の個数: 240

約数和(自身を含む): 3560236416

約数和(自身を除く): 2316247936

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 47, 49, 56, 64, 70, 80, 94, 98, 112, 128, 140, 160, 188, 196, 211, 224, 235, 245, 256, 280, 320, 329, 376, 392, 422, 448, 470, 490, 512, 560, 640, 658, 752, 784, 844, 896, 940, 980, 1055, 1120, 1280, 1316, 1477, 1504, 1568, 1645, 1688, 1792, 1880, 1960, 2110, 2240, 2303, 2560, 2632, 2954, 3008, 3136, 3290, 3376, 3584, 3760, 3920, 4220, 4480, 4606, 5264, 5908, 6016, 6272, 6580, 6752, 7385, 7520, 7840, 8440, 8960, 9212, 9917, 10339, 10528, 11515, 11816, 12032, 12544, 13160, 13504, 14770, 15040, 15680, 16880, 17920, 18424, 19834, 20678, 21056, 23030, 23632, 24064, 25088, 26320, 27008, 29540, 30080, 31360, 33760, 36848, 39668, 41356, 42112, 46060, 47264, 49585, 51695, 52640, 54016, 59080, 60160, 62720, 67520, 69419, 73696, 79336, 82712, 84224, 92120, 94528, 99170, 103390, 105280, 108032, 118160, 120320, 125440, 135040, 138838, 147392, 158672, 165424, 168448, 184240, 189056, 198340, 206780, 210560, 236320, 270080, 277676, 294784, 317344, 330848, 347095, 368480, 378112, 396680, 413560, 421120, 472640, 485933, 540160, 555352, 589568, 634688, 661696, 694190, 736960, 756224, 793360, 827120, 842240, 945280, 971866, 1110704, 1179136, 1269376, 1323392, 1388380, 1473920, 1586720, 1654240, 1890560, 1943732, 2221408, 2429665, 2538752, 2646784, 2776760, 2947840, 3173440, 3308480, 3781120, 3887464, 4442816, 4859330, 5077504, 5293568, 5553520, 5895680, 6346880, 6616960, 7774928, 8885632, 9718660, 11107040, 12693760, 13233920, 15549856, 17771264, 19437320, 22214080, 25387520, 26467840, 31099712, 35542528, 38874640, 44428160, 62199424, 77749280, 88856320, 124398848, 155498560, 177712640, 248797696, 310997120, 621994240, 1243988480]

約数ペア:

[(1, 1243988480), (2, 621994240), (4, 310997120), (5, 248797696), (7, 177712640), (8, 155498560), (10, 124398848), (14, 88856320), (16, 77749280), (20, 62199424), (28, 44428160), (32, 38874640), (35, 35542528), (40, 31099712), (47, 26467840), (49, 25387520), (56, 22214080), (64, 19437320), (70, 17771264), (80, 15549856), (94, 13233920), (98, 12693760), (112, 11107040), (128, 9718660), (140, 8885632), (160, 7774928), (188, 6616960), (196, 6346880), (211, 5895680), (224, 5553520), (235, 5293568), (245, 5077504), (256, 4859330), (280, 4442816), (320, 3887464), (329, 3781120), (376, 3308480), (392, 3173440), (422, 2947840), (448, 2776760), (470, 2646784), (490, 2538752), (512, 2429665), (560, 2221408), (640, 1943732), (658, 1890560), (752, 1654240), (784, 1586720), (844, 1473920), (896, 1388380), (940, 1323392), (980, 1269376), (1055, 1179136), (1120, 1110704), (1280, 971866), (1316, 945280), (1477, 842240), (1504, 827120), (1568, 793360), (1645, 756224), (1688, 736960), (1792, 694190), (1880, 661696), (1960, 634688), (2110, 589568), (2240, 555352), (2303, 540160), (2560, 485933), (2632, 472640), (2954, 421120), (3008, 413560), (3136, 396680), (3290, 378112), (3376, 368480), (3584, 347095), (3760, 330848), (3920, 317344), (4220, 294784), (4480, 277676), (4606, 270080), (5264, 236320), (5908, 210560), (6016, 206780), (6272, 198340), (6580, 189056), (6752, 184240), (7385, 168448), (7520, 165424), (7840, 158672), (8440, 147392), (8960, 138838), (9212, 135040), (9917, 125440), (10339, 120320), (10528, 118160), (11515, 108032), (11816, 105280), (12032, 103390), (12544, 99170), (13160, 94528), (13504, 92120), (14770, 84224), (15040, 82712), (15680, 79336), (16880, 73696), (17920, 69419), (18424, 67520), (19834, 62720), (20678, 60160), (21056, 59080), (23030, 54016), (23632, 52640), (24064, 51695), (25088, 49585), (26320, 47264), (27008, 46060), (29540, 42112), (30080, 41356), (31360, 39668), (33760, 36848)]