26981760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:105

約数の個数: 256

約数和(自身を含む): 98703360

約数和(自身を除く): 71721600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 30, 32, 39, 40, 46, 47, 48, 52, 60, 64, 65, 69, 78, 80, 92, 94, 96, 104, 115, 120, 128, 130, 138, 141, 156, 160, 184, 188, 192, 195, 208, 230, 235, 240, 260, 276, 282, 299, 312, 320, 345, 368, 376, 384, 390, 416, 460, 470, 480, 520, 552, 564, 598, 611, 624, 640, 690, 705, 736, 752, 780, 832, 897, 920, 940, 960, 1040, 1081, 1104, 1128, 1196, 1222, 1248, 1380, 1410, 1472, 1495, 1504, 1560, 1664, 1794, 1833, 1840, 1880, 1920, 2080, 2162, 2208, 2256, 2392, 2444, 2496, 2760, 2820, 2944, 2990, 3008, 3055, 3120, 3243, 3588, 3666, 3680, 3760, 4160, 4324, 4416, 4485, 4512, 4784, 4888, 4992, 5405, 5520, 5640, 5980, 6016, 6110, 6240, 6486, 7176, 7332, 7360, 7520, 8320, 8648, 8832, 8970, 9024, 9165, 9568, 9776, 10810, 11040, 11280, 11960, 12220, 12480, 12972, 14053, 14352, 14664, 14720, 15040, 16215, 17296, 17940, 18048, 18330, 19136, 19552, 21620, 22080, 22560, 23920, 24440, 24960, 25944, 28106, 28704, 29328, 30080, 32430, 34592, 35880, 36660, 38272, 39104, 42159, 43240, 44160, 45120, 47840, 48880, 51888, 56212, 57408, 58656, 64860, 69184, 70265, 71760, 73320, 78208, 84318, 86480, 90240, 95680, 97760, 103776, 112424, 114816, 117312, 129720, 138368, 140530, 143520, 146640, 168636, 172960, 191360, 195520, 207552, 210795, 224848, 234624, 259440, 281060, 287040, 293280, 337272, 345920, 391040, 415104, 421590, 449696, 518880, 562120, 574080, 586560, 674544, 691840, 843180, 899392, 1037760, 1124240, 1173120, 1349088, 1686360, 1798784, 2075520, 2248480, 2698176, 3372720, 4496960, 5396352, 6745440, 8993920, 13490880, 26981760]

約数ペア:

[(1, 26981760), (2, 13490880), (3, 8993920), (4, 6745440), (5, 5396352), (6, 4496960), (8, 3372720), (10, 2698176), (12, 2248480), (13, 2075520), (15, 1798784), (16, 1686360), (20, 1349088), (23, 1173120), (24, 1124240), (26, 1037760), (30, 899392), (32, 843180), (39, 691840), (40, 674544), (46, 586560), (47, 574080), (48, 562120), (52, 518880), (60, 449696), (64, 421590), (65, 415104), (69, 391040), (78, 345920), (80, 337272), (92, 293280), (94, 287040), (96, 281060), (104, 259440), (115, 234624), (120, 224848), (128, 210795), (130, 207552), (138, 195520), (141, 191360), (156, 172960), (160, 168636), (184, 146640), (188, 143520), (192, 140530), (195, 138368), (208, 129720), (230, 117312), (235, 114816), (240, 112424), (260, 103776), (276, 97760), (282, 95680), (299, 90240), (312, 86480), (320, 84318), (345, 78208), (368, 73320), (376, 71760), (384, 70265), (390, 69184), (416, 64860), (460, 58656), (470, 57408), (480, 56212), (520, 51888), (552, 48880), (564, 47840), (598, 45120), (611, 44160), (624, 43240), (640, 42159), (690, 39104), (705, 38272), (736, 36660), (752, 35880), (780, 34592), (832, 32430), (897, 30080), (920, 29328), (940, 28704), (960, 28106), (1040, 25944), (1081, 24960), (1104, 24440), (1128, 23920), (1196, 22560), (1222, 22080), (1248, 21620), (1380, 19552), (1410, 19136), (1472, 18330), (1495, 18048), (1504, 17940), (1560, 17296), (1664, 16215), (1794, 15040), (1833, 14720), (1840, 14664), (1880, 14352), (1920, 14053), (2080, 12972), (2162, 12480), (2208, 12220), (2256, 11960), (2392, 11280), (2444, 11040), (2496, 10810), (2760, 9776), (2820, 9568), (2944, 9165), (2990, 9024), (3008, 8970), (3055, 8832), (3120, 8648), (3243, 8320), (3588, 7520), (3666, 7360), (3680, 7332), (3760, 7176), (4160, 6486), (4324, 6240), (4416, 6110), (4485, 6016), (4512, 5980), (4784, 5640), (4888, 5520), (4992, 5405)]