321805920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{349}}^1$

素因数の和:497

約数の個数: 192

約数和(自身を含む): 1085918400

約数和(自身を除く): 764112480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 80, 85, 96, 102, 113, 120, 136, 160, 170, 204, 226, 240, 255, 272, 339, 340, 349, 408, 452, 480, 510, 544, 565, 678, 680, 698, 816, 904, 1020, 1047, 1130, 1356, 1360, 1396, 1632, 1695, 1745, 1808, 1921, 2040, 2094, 2260, 2712, 2720, 2792, 3390, 3490, 3616, 3842, 4080, 4188, 4520, 5235, 5424, 5584, 5763, 5933, 6780, 6980, 7684, 8160, 8376, 9040, 9605, 10470, 10848, 11168, 11526, 11866, 13560, 13960, 15368, 16752, 17799, 18080, 19210, 20940, 23052, 23732, 27120, 27920, 28815, 29665, 30736, 33504, 35598, 38420, 39437, 41880, 46104, 47464, 54240, 55840, 57630, 59330, 61472, 71196, 76840, 78874, 83760, 88995, 92208, 94928, 115260, 118311, 118660, 142392, 153680, 157748, 167520, 177990, 184416, 189856, 197185, 230520, 236622, 237320, 284784, 307360, 315496, 355980, 394370, 461040, 473244, 474640, 569568, 591555, 630992, 670429, 711960, 788740, 922080, 946488, 949280, 1183110, 1261984, 1340858, 1423920, 1577480, 1892976, 2011287, 2366220, 2681716, 2847840, 3154960, 3352145, 3785952, 4022574, 4732440, 5363432, 6309920, 6704290, 8045148, 9464880, 10056435, 10726864, 13408580, 16090296, 18929760, 20112870, 21453728, 26817160, 32180592, 40225740, 53634320, 64361184, 80451480, 107268640, 160902960, 321805920]

約数ペア:

[(1, 321805920), (2, 160902960), (3, 107268640), (4, 80451480), (5, 64361184), (6, 53634320), (8, 40225740), (10, 32180592), (12, 26817160), (15, 21453728), (16, 20112870), (17, 18929760), (20, 16090296), (24, 13408580), (30, 10726864), (32, 10056435), (34, 9464880), (40, 8045148), (48, 6704290), (51, 6309920), (60, 5363432), (68, 4732440), (80, 4022574), (85, 3785952), (96, 3352145), (102, 3154960), (113, 2847840), (120, 2681716), (136, 2366220), (160, 2011287), (170, 1892976), (204, 1577480), (226, 1423920), (240, 1340858), (255, 1261984), (272, 1183110), (339, 949280), (340, 946488), (349, 922080), (408, 788740), (452, 711960), (480, 670429), (510, 630992), (544, 591555), (565, 569568), (678, 474640), (680, 473244), (698, 461040), (816, 394370), (904, 355980), (1020, 315496), (1047, 307360), (1130, 284784), (1356, 237320), (1360, 236622), (1396, 230520), (1632, 197185), (1695, 189856), (1745, 184416), (1808, 177990), (1921, 167520), (2040, 157748), (2094, 153680), (2260, 142392), (2712, 118660), (2720, 118311), (2792, 115260), (3390, 94928), (3490, 92208), (3616, 88995), (3842, 83760), (4080, 78874), (4188, 76840), (4520, 71196), (5235, 61472), (5424, 59330), (5584, 57630), (5763, 55840), (5933, 54240), (6780, 47464), (6980, 46104), (7684, 41880), (8160, 39437), (8376, 38420), (9040, 35598), (9605, 33504), (10470, 30736), (10848, 29665), (11168, 28815), (11526, 27920), (11866, 27120), (13560, 23732), (13960, 23052), (15368, 20940), (16752, 19210), (17799, 18080)]