1285452280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1$

素因数の和:438

約数の個数: 192

約数和(自身を含む): 3599043840

約数和(自身を除く): 2313591560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 85, 98, 119, 136, 140, 170, 173, 196, 223, 238, 245, 280, 340, 346, 392, 446, 476, 490, 595, 680, 692, 833, 865, 892, 952, 980, 1115, 1190, 1211, 1384, 1561, 1666, 1730, 1784, 1960, 2230, 2380, 2422, 2941, 3122, 3332, 3460, 3791, 4165, 4460, 4760, 4844, 5882, 6055, 6244, 6664, 6920, 7582, 7805, 8330, 8477, 8920, 9688, 10927, 11764, 12110, 12488, 14705, 15164, 15610, 16660, 16954, 18955, 20587, 21854, 23528, 24220, 26537, 29410, 30328, 31220, 33320, 33908, 37910, 38579, 41174, 42385, 43708, 48440, 53074, 54635, 58820, 62440, 67816, 75820, 77158, 82348, 84770, 87416, 102935, 106148, 109270, 117640, 132685, 144109, 151640, 154316, 164696, 169540, 185759, 192895, 205870, 212296, 218540, 265370, 270053, 288218, 308632, 339080, 371518, 385790, 411740, 437080, 530740, 540106, 576436, 655843, 720545, 743036, 771580, 823480, 928795, 1061480, 1080212, 1152872, 1311686, 1350265, 1441090, 1486072, 1543160, 1857590, 1890371, 2160424, 2623372, 2700530, 2882180, 3279215, 3715180, 3780742, 4590901, 5246744, 5401060, 5764360, 6558430, 7430360, 7561484, 9181802, 9451855, 10802120, 13116860, 15122968, 18363604, 18903710, 22954505, 26233720, 32136307, 36727208, 37807420, 45909010, 64272614, 75614840, 91818020, 128545228, 160681535, 183636040, 257090456, 321363070, 642726140, 1285452280]

約数ペア:

[(1, 1285452280), (2, 642726140), (4, 321363070), (5, 257090456), (7, 183636040), (8, 160681535), (10, 128545228), (14, 91818020), (17, 75614840), (20, 64272614), (28, 45909010), (34, 37807420), (35, 36727208), (40, 32136307), (49, 26233720), (56, 22954505), (68, 18903710), (70, 18363604), (85, 15122968), (98, 13116860), (119, 10802120), (136, 9451855), (140, 9181802), (170, 7561484), (173, 7430360), (196, 6558430), (223, 5764360), (238, 5401060), (245, 5246744), (280, 4590901), (340, 3780742), (346, 3715180), (392, 3279215), (446, 2882180), (476, 2700530), (490, 2623372), (595, 2160424), (680, 1890371), (692, 1857590), (833, 1543160), (865, 1486072), (892, 1441090), (952, 1350265), (980, 1311686), (1115, 1152872), (1190, 1080212), (1211, 1061480), (1384, 928795), (1561, 823480), (1666, 771580), (1730, 743036), (1784, 720545), (1960, 655843), (2230, 576436), (2380, 540106), (2422, 530740), (2941, 437080), (3122, 411740), (3332, 385790), (3460, 371518), (3791, 339080), (4165, 308632), (4460, 288218), (4760, 270053), (4844, 265370), (5882, 218540), (6055, 212296), (6244, 205870), (6664, 192895), (6920, 185759), (7582, 169540), (7805, 164696), (8330, 154316), (8477, 151640), (8920, 144109), (9688, 132685), (10927, 117640), (11764, 109270), (12110, 106148), (12488, 102935), (14705, 87416), (15164, 84770), (15610, 82348), (16660, 77158), (16954, 75820), (18955, 67816), (20587, 62440), (21854, 58820), (23528, 54635), (24220, 53074), (26537, 48440), (29410, 43708), (30328, 42385), (31220, 41174), (33320, 38579), (33908, 37910)]