79712640

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{659}}^1$

素因数の和:694

約数の個数: 256

約数和(自身を含む): 323136000

約数和(自身を除く): 243423360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 659, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1318, 1344, 1440, 1512, 1680, 1728, 1890, 1920, 1977, 2016, 2160, 2240, 2520, 2636, 2688, 2880, 3024, 3295, 3360, 3456, 3780, 3954, 4032, 4320, 4480, 4613, 5040, 5272, 5760, 5931, 6048, 6590, 6720, 7560, 7908, 8064, 8640, 9226, 9885, 10080, 10544, 11862, 12096, 13180, 13440, 13839, 15120, 15816, 17280, 17793, 18452, 19770, 20160, 21088, 23065, 23724, 24192, 26360, 27678, 29655, 30240, 31632, 35586, 36904, 39540, 40320, 41517, 42176, 46130, 47448, 52720, 55356, 59310, 60480, 63264, 69195, 71172, 73808, 79080, 83034, 84352, 88965, 92260, 94896, 105440, 110712, 118620, 120960, 124551, 126528, 138390, 142344, 147616, 158160, 166068, 177930, 184520, 189792, 207585, 210880, 221424, 237240, 249102, 253056, 276780, 284688, 295232, 316320, 332136, 355860, 369040, 379584, 415170, 421760, 442848, 474480, 498204, 553560, 569376, 590464, 622755, 632640, 664272, 711720, 738080, 759168, 830340, 885696, 948960, 996408, 1107120, 1138752, 1245510, 1265280, 1328544, 1423440, 1476160, 1660680, 1771392, 1897920, 1992816, 2214240, 2277504, 2491020, 2657088, 2846880, 2952320, 3321360, 3795840, 3985632, 4428480, 4982040, 5314176, 5693760, 6642720, 7971264, 8856960, 9964080, 11387520, 13285440, 15942528, 19928160, 26570880, 39856320, 79712640]

約数ペア:

[(1, 79712640), (2, 39856320), (3, 26570880), (4, 19928160), (5, 15942528), (6, 13285440), (7, 11387520), (8, 9964080), (9, 8856960), (10, 7971264), (12, 6642720), (14, 5693760), (15, 5314176), (16, 4982040), (18, 4428480), (20, 3985632), (21, 3795840), (24, 3321360), (27, 2952320), (28, 2846880), (30, 2657088), (32, 2491020), (35, 2277504), (36, 2214240), (40, 1992816), (42, 1897920), (45, 1771392), (48, 1660680), (54, 1476160), (56, 1423440), (60, 1328544), (63, 1265280), (64, 1245510), (70, 1138752), (72, 1107120), (80, 996408), (84, 948960), (90, 885696), (96, 830340), (105, 759168), (108, 738080), (112, 711720), (120, 664272), (126, 632640), (128, 622755), (135, 590464), (140, 569376), (144, 553560), (160, 498204), (168, 474480), (180, 442848), (189, 421760), (192, 415170), (210, 379584), (216, 369040), (224, 355860), (240, 332136), (252, 316320), (270, 295232), (280, 284688), (288, 276780), (315, 253056), (320, 249102), (336, 237240), (360, 221424), (378, 210880), (384, 207585), (420, 189792), (432, 184520), (448, 177930), (480, 166068), (504, 158160), (540, 147616), (560, 142344), (576, 138390), (630, 126528), (640, 124551), (659, 120960), (672, 118620), (720, 110712), (756, 105440), (840, 94896), (864, 92260), (896, 88965), (945, 84352), (960, 83034), (1008, 79080), (1080, 73808), (1120, 71172), (1152, 69195), (1260, 63264), (1318, 60480), (1344, 59310), (1440, 55356), (1512, 52720), (1680, 47448), (1728, 46130), (1890, 42176), (1920, 41517), (1977, 40320), (2016, 39540), (2160, 36904), (2240, 35586), (2520, 31632), (2636, 30240), (2688, 29655), (2880, 27678), (3024, 26360), (3295, 24192), (3360, 23724), (3456, 23065), (3780, 21088), (3954, 20160), (4032, 19770), (4320, 18452), (4480, 17793), (4613, 17280), (5040, 15816), (5272, 15120), (5760, 13839), (5931, 13440), (6048, 13180), (6590, 12096), (6720, 11862), (7560, 10544), (7908, 10080), (8064, 9885), (8640, 9226)]