1291216640

素因数分解:

$2^8\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:232

約数の個数: 288

約数和(自身を含む): 3841084800

約数和(自身を除く): 2549868160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 64, 68, 70, 80, 85, 98, 112, 119, 128, 136, 140, 160, 170, 173, 196, 224, 238, 245, 256, 272, 280, 320, 340, 343, 346, 392, 448, 476, 490, 544, 560, 595, 640, 680, 686, 692, 784, 833, 865, 896, 952, 980, 1088, 1120, 1190, 1211, 1280, 1360, 1372, 1384, 1568, 1666, 1715, 1730, 1792, 1904, 1960, 2176, 2240, 2380, 2422, 2720, 2744, 2768, 2941, 3136, 3332, 3430, 3460, 3808, 3920, 4165, 4352, 4480, 4760, 4844, 5440, 5488, 5536, 5831, 5882, 6055, 6272, 6664, 6860, 6920, 7616, 7840, 8330, 8477, 8960, 9520, 9688, 10880, 10976, 11072, 11662, 11764, 12110, 12544, 13328, 13720, 13840, 14705, 15232, 15680, 16660, 16954, 19040, 19376, 20587, 21760, 21952, 22144, 23324, 23528, 24220, 26656, 27440, 27680, 29155, 29410, 30464, 31360, 33320, 33908, 38080, 38752, 41174, 42385, 43904, 44288, 46648, 47056, 48440, 53312, 54880, 55360, 58310, 58820, 59339, 62720, 66640, 67816, 76160, 77504, 82348, 84770, 87808, 93296, 94112, 96880, 102935, 106624, 109760, 110720, 116620, 117640, 118678, 133280, 135632, 144109, 152320, 155008, 164696, 169540, 186592, 188224, 193760, 205870, 213248, 219520, 221440, 233240, 235280, 237356, 266560, 271264, 288218, 296695, 310016, 329392, 339080, 373184, 376448, 387520, 411740, 439040, 466480, 470560, 474712, 533120, 542528, 576436, 593390, 658784, 678160, 720545, 746368, 752896, 775040, 823480, 932960, 941120, 949424, 1008763, 1066240, 1085056, 1152872, 1186780, 1317568, 1356320, 1441090, 1492736, 1550080, 1646960, 1865920, 1882240, 1898848, 2017526, 2170112, 2305744, 2373560, 2635136, 2712640, 2882180, 3293920, 3731840, 3764480, 3797696, 4035052, 4611488, 4747120, 5043815, 5270272, 5425280, 5764360, 6587840, 7463680, 7595392, 8070104, 9222976, 9494240, 10087630, 10850560, 11528720, 13175680, 15190784, 16140208, 18445952, 18988480, 20175260, 23057440, 26351360, 32280416, 36891904, 37976960, 40350520, 46114880, 64560832, 75953920, 80701040, 92229760, 129121664, 161402080, 184459520, 258243328, 322804160, 645608320, 1291216640]

約数ペア:

[(1, 1291216640), (2, 645608320), (4, 322804160), (5, 258243328), (7, 184459520), (8, 161402080), (10, 129121664), (14, 92229760), (16, 80701040), (17, 75953920), (20, 64560832), (28, 46114880), (32, 40350520), (34, 37976960), (35, 36891904), (40, 32280416), (49, 26351360), (56, 23057440), (64, 20175260), (68, 18988480), (70, 18445952), (80, 16140208), (85, 15190784), (98, 13175680), (112, 11528720), (119, 10850560), (128, 10087630), (136, 9494240), (140, 9222976), (160, 8070104), (170, 7595392), (173, 7463680), (196, 6587840), (224, 5764360), (238, 5425280), (245, 5270272), (256, 5043815), (272, 4747120), (280, 4611488), (320, 4035052), (340, 3797696), (343, 3764480), (346, 3731840), (392, 3293920), (448, 2882180), (476, 2712640), (490, 2635136), (544, 2373560), (560, 2305744), (595, 2170112), (640, 2017526), (680, 1898848), (686, 1882240), (692, 1865920), (784, 1646960), (833, 1550080), (865, 1492736), (896, 1441090), (952, 1356320), (980, 1317568), (1088, 1186780), (1120, 1152872), (1190, 1085056), (1211, 1066240), (1280, 1008763), (1360, 949424), (1372, 941120), (1384, 932960), (1568, 823480), (1666, 775040), (1715, 752896), (1730, 746368), (1792, 720545), (1904, 678160), (1960, 658784), (2176, 593390), (2240, 576436), (2380, 542528), (2422, 533120), (2720, 474712), (2744, 470560), (2768, 466480), (2941, 439040), (3136, 411740), (3332, 387520), (3430, 376448), (3460, 373184), (3808, 339080), (3920, 329392), (4165, 310016), (4352, 296695), (4480, 288218), (4760, 271264), (4844, 266560), (5440, 237356), (5488, 235280), (5536, 233240), (5831, 221440), (5882, 219520), (6055, 213248), (6272, 205870), (6664, 193760), (6860, 188224), (6920, 186592), (7616, 169540), (7840, 164696), (8330, 155008), (8477, 152320), (8960, 144109), (9520, 135632), (9688, 133280), (10880, 118678), (10976, 117640), (11072, 116620), (11662, 110720), (11764, 109760), (12110, 106624), (12544, 102935), (13328, 96880), (13720, 94112), (13840, 93296), (14705, 87808), (15232, 84770), (15680, 82348), (16660, 77504), (16954, 76160), (19040, 67816), (19376, 66640), (20587, 62720), (21760, 59339), (21952, 58820), (22144, 58310), (23324, 55360), (23528, 54880), (24220, 53312), (26656, 48440), (27440, 47056), (27680, 46648), (29155, 44288), (29410, 43904), (30464, 42385), (31360, 41174), (33320, 38752), (33908, 38080)]