389675520

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1301}}^1$

素因数の和:1343

約数の個数: 240

約数和(自身を含む): 1454485032

約数和(自身を除く): 1064809512

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 512, 520, 576, 585, 624, 640, 720, 768, 780, 832, 936, 960, 1040, 1152, 1170, 1248, 1280, 1301, 1440, 1536, 1560, 1664, 1872, 1920, 2080, 2304, 2340, 2496, 2560, 2602, 2880, 3120, 3328, 3744, 3840, 3903, 4160, 4608, 4680, 4992, 5204, 5760, 6240, 6505, 6656, 7488, 7680, 7806, 8320, 9360, 9984, 10408, 11520, 11709, 12480, 13010, 14976, 15612, 16640, 16913, 18720, 19515, 19968, 20816, 23040, 23418, 24960, 26020, 29952, 31224, 33280, 33826, 37440, 39030, 41632, 46836, 49920, 50739, 52040, 58545, 59904, 62448, 67652, 74880, 78060, 83264, 84565, 93672, 99840, 101478, 104080, 117090, 124896, 135304, 149760, 152217, 156120, 166528, 169130, 187344, 202956, 208160, 234180, 249792, 253695, 270608, 299520, 304434, 312240, 333056, 338260, 374688, 405912, 416320, 468360, 499584, 507390, 541216, 608868, 624480, 666112, 676520, 749376, 761085, 811824, 832640, 936720, 999168, 1014780, 1082432, 1217736, 1248960, 1353040, 1498752, 1522170, 1623648, 1665280, 1873440, 1998336, 2029560, 2164864, 2435472, 2497920, 2706080, 2997504, 3044340, 3247296, 3330560, 3746880, 4059120, 4329728, 4870944, 4995840, 5412160, 5995008, 6088680, 6494592, 7493760, 8118240, 8659456, 9741888, 9991680, 10824320, 12177360, 12989184, 14987520, 16236480, 19483776, 21648640, 24354720, 25978368, 29975040, 32472960, 38967552, 43297280, 48709440, 64945920, 77935104, 97418880, 129891840, 194837760, 389675520]

約数ペア:

[(1, 389675520), (2, 194837760), (3, 129891840), (4, 97418880), (5, 77935104), (6, 64945920), (8, 48709440), (9, 43297280), (10, 38967552), (12, 32472960), (13, 29975040), (15, 25978368), (16, 24354720), (18, 21648640), (20, 19483776), (24, 16236480), (26, 14987520), (30, 12989184), (32, 12177360), (36, 10824320), (39, 9991680), (40, 9741888), (45, 8659456), (48, 8118240), (52, 7493760), (60, 6494592), (64, 6088680), (65, 5995008), (72, 5412160), (78, 4995840), (80, 4870944), (90, 4329728), (96, 4059120), (104, 3746880), (117, 3330560), (120, 3247296), (128, 3044340), (130, 2997504), (144, 2706080), (156, 2497920), (160, 2435472), (180, 2164864), (192, 2029560), (195, 1998336), (208, 1873440), (234, 1665280), (240, 1623648), (256, 1522170), (260, 1498752), (288, 1353040), (312, 1248960), (320, 1217736), (360, 1082432), (384, 1014780), (390, 999168), (416, 936720), (468, 832640), (480, 811824), (512, 761085), (520, 749376), (576, 676520), (585, 666112), (624, 624480), (640, 608868), (720, 541216), (768, 507390), (780, 499584), (832, 468360), (936, 416320), (960, 405912), (1040, 374688), (1152, 338260), (1170, 333056), (1248, 312240), (1280, 304434), (1301, 299520), (1440, 270608), (1536, 253695), (1560, 249792), (1664, 234180), (1872, 208160), (1920, 202956), (2080, 187344), (2304, 169130), (2340, 166528), (2496, 156120), (2560, 152217), (2602, 149760), (2880, 135304), (3120, 124896), (3328, 117090), (3744, 104080), (3840, 101478), (3903, 99840), (4160, 93672), (4608, 84565), (4680, 83264), (4992, 78060), (5204, 74880), (5760, 67652), (6240, 62448), (6505, 59904), (6656, 58545), (7488, 52040), (7680, 50739), (7806, 49920), (8320, 46836), (9360, 41632), (9984, 39030), (10408, 37440), (11520, 33826), (11709, 33280), (12480, 31224), (13010, 29952), (14976, 26020), (15612, 24960), (16640, 23418), (16913, 23040), (18720, 20816), (19515, 19968)]