256418664320

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{27011}}^1$

素因数の和:27213

約数の個数: 256

約数和(自身を含む): 759119316480

約数和(自身を除く): 502700652160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 163, 182, 208, 224, 260, 280, 320, 326, 364, 416, 448, 455, 520, 560, 640, 652, 728, 815, 832, 896, 910, 1040, 1120, 1141, 1304, 1456, 1630, 1664, 1820, 2080, 2119, 2240, 2282, 2608, 2912, 3260, 3640, 4160, 4238, 4480, 4564, 5216, 5705, 5824, 6520, 7280, 8320, 8476, 9128, 10432, 10595, 11410, 11648, 13040, 14560, 14833, 16952, 18256, 20864, 21190, 22820, 26080, 27011, 29120, 29666, 33904, 36512, 42380, 45640, 52160, 54022, 58240, 59332, 67808, 73024, 74165, 84760, 91280, 104320, 108044, 118664, 135055, 135616, 146048, 148330, 169520, 182560, 189077, 216088, 237328, 270110, 271232, 296660, 339040, 351143, 365120, 378154, 432176, 474656, 540220, 593320, 678080, 702286, 730240, 756308, 864352, 945385, 949312, 1080440, 1186640, 1356160, 1404572, 1512616, 1728704, 1755715, 1890770, 1898624, 2160880, 2373280, 2458001, 2809144, 3025232, 3457408, 3511430, 3781540, 4321760, 4402793, 4746560, 4916002, 5618288, 6050464, 7022860, 7563080, 8643520, 8805586, 9493120, 9832004, 11236576, 12100928, 12290005, 14045720, 15126160, 17287040, 17611172, 19664008, 22013965, 22473152, 24201856, 24580010, 28091440, 30252320, 30819551, 35222344, 39328016, 44027930, 44946304, 49160020, 56182880, 57236309, 60504640, 61639102, 70444688, 78656032, 88055860, 98320040, 112365760, 114472618, 121009280, 123278204, 140889376, 154097755, 157312064, 176111720, 196640080, 224731520, 228945236, 246556408, 281778752, 286181545, 308195510, 314624128, 352223440, 393280160, 400654163, 457890472, 493112816, 563557504, 572363090, 616391020, 704446880, 786560320, 801308326, 915780944, 986225632, 1144726180, 1232782040, 1408893760, 1573120640, 1602616652, 1831561888, 1972451264, 2003270815, 2289452360, 2465564080, 2817787520, 3205233304, 3663123776, 3944902528, 4006541630, 4578904720, 4931128160, 6410466608, 7326247552, 8013083260, 9157809440, 9862256320, 12820933216, 16026166520, 18315618880, 19724512640, 25641866432, 32052333040, 36631237760, 51283732864, 64104666080, 128209332160, 256418664320]

約数ペア:

[(1, 256418664320), (2, 128209332160), (4, 64104666080), (5, 51283732864), (7, 36631237760), (8, 32052333040), (10, 25641866432), (13, 19724512640), (14, 18315618880), (16, 16026166520), (20, 12820933216), (26, 9862256320), (28, 9157809440), (32, 8013083260), (35, 7326247552), (40, 6410466608), (52, 4931128160), (56, 4578904720), (64, 4006541630), (65, 3944902528), (70, 3663123776), (80, 3205233304), (91, 2817787520), (104, 2465564080), (112, 2289452360), (128, 2003270815), (130, 1972451264), (140, 1831561888), (160, 1602616652), (163, 1573120640), (182, 1408893760), (208, 1232782040), (224, 1144726180), (260, 986225632), (280, 915780944), (320, 801308326), (326, 786560320), (364, 704446880), (416, 616391020), (448, 572363090), (455, 563557504), (520, 493112816), (560, 457890472), (640, 400654163), (652, 393280160), (728, 352223440), (815, 314624128), (832, 308195510), (896, 286181545), (910, 281778752), (1040, 246556408), (1120, 228945236), (1141, 224731520), (1304, 196640080), (1456, 176111720), (1630, 157312064), (1664, 154097755), (1820, 140889376), (2080, 123278204), (2119, 121009280), (2240, 114472618), (2282, 112365760), (2608, 98320040), (2912, 88055860), (3260, 78656032), (3640, 70444688), (4160, 61639102), (4238, 60504640), (4480, 57236309), (4564, 56182880), (5216, 49160020), (5705, 44946304), (5824, 44027930), (6520, 39328016), (7280, 35222344), (8320, 30819551), (8476, 30252320), (9128, 28091440), (10432, 24580010), (10595, 24201856), (11410, 22473152), (11648, 22013965), (13040, 19664008), (14560, 17611172), (14833, 17287040), (16952, 15126160), (18256, 14045720), (20864, 12290005), (21190, 12100928), (22820, 11236576), (26080, 9832004), (27011, 9493120), (29120, 8805586), (29666, 8643520), (33904, 7563080), (36512, 7022860), (42380, 6050464), (45640, 5618288), (52160, 4916002), (54022, 4746560), (58240, 4402793), (59332, 4321760), (67808, 3781540), (73024, 3511430), (74165, 3457408), (84760, 3025232), (91280, 2809144), (104320, 2458001), (108044, 2373280), (118664, 2160880), (135055, 1898624), (135616, 1890770), (146048, 1755715), (148330, 1728704), (169520, 1512616), (182560, 1404572), (189077, 1356160), (216088, 1186640), (237328, 1080440), (270110, 949312), (271232, 945385), (296660, 864352), (339040, 756308), (351143, 730240), (365120, 702286), (378154, 678080), (432176, 593320), (474656, 540220)]