2720396640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{2213}}^1$

素因数の和:2441

約数の個数: 192

約数和(自身を含む): 9279458496

約数和(自身を除く): 6559061856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 197, 208, 240, 260, 312, 390, 394, 416, 480, 520, 591, 624, 780, 788, 985, 1040, 1182, 1248, 1560, 1576, 1970, 2080, 2213, 2364, 2561, 2955, 3120, 3152, 3940, 4426, 4728, 5122, 5910, 6240, 6304, 6639, 7683, 7880, 8852, 9456, 10244, 11065, 11820, 12805, 13278, 15366, 15760, 17704, 18912, 20488, 22130, 23640, 25610, 26556, 28769, 30732, 31520, 33195, 35408, 38415, 40976, 44260, 47280, 51220, 53112, 57538, 61464, 66390, 70816, 76830, 81952, 86307, 88520, 94560, 102440, 106224, 115076, 122928, 132780, 143845, 153660, 172614, 177040, 204880, 212448, 230152, 245856, 265560, 287690, 307320, 345228, 354080, 409760, 431535, 435961, 460304, 531120, 575380, 614640, 690456, 863070, 871922, 920608, 1062240, 1150760, 1229280, 1307883, 1380912, 1726140, 1743844, 2179805, 2301520, 2615766, 2761824, 3452280, 3487688, 4359610, 4603040, 5231532, 5667493, 6539415, 6904560, 6975376, 8719220, 10463064, 11334986, 13078830, 13809120, 13950752, 17002479, 17438440, 20926128, 22669972, 26157660, 28337465, 34004958, 34876880, 41852256, 45339944, 52315320, 56674930, 68009916, 69753760, 85012395, 90679888, 104630640, 113349860, 136019832, 170024790, 181359776, 209261280, 226699720, 272039664, 340049580, 453399440, 544079328, 680099160, 906798880, 1360198320, 2720396640]

約数ペア:

[(1, 2720396640), (2, 1360198320), (3, 906798880), (4, 680099160), (5, 544079328), (6, 453399440), (8, 340049580), (10, 272039664), (12, 226699720), (13, 209261280), (15, 181359776), (16, 170024790), (20, 136019832), (24, 113349860), (26, 104630640), (30, 90679888), (32, 85012395), (39, 69753760), (40, 68009916), (48, 56674930), (52, 52315320), (60, 45339944), (65, 41852256), (78, 34876880), (80, 34004958), (96, 28337465), (104, 26157660), (120, 22669972), (130, 20926128), (156, 17438440), (160, 17002479), (195, 13950752), (197, 13809120), (208, 13078830), (240, 11334986), (260, 10463064), (312, 8719220), (390, 6975376), (394, 6904560), (416, 6539415), (480, 5667493), (520, 5231532), (591, 4603040), (624, 4359610), (780, 3487688), (788, 3452280), (985, 2761824), (1040, 2615766), (1182, 2301520), (1248, 2179805), (1560, 1743844), (1576, 1726140), (1970, 1380912), (2080, 1307883), (2213, 1229280), (2364, 1150760), (2561, 1062240), (2955, 920608), (3120, 871922), (3152, 863070), (3940, 690456), (4426, 614640), (4728, 575380), (5122, 531120), (5910, 460304), (6240, 435961), (6304, 431535), (6639, 409760), (7683, 354080), (7880, 345228), (8852, 307320), (9456, 287690), (10244, 265560), (11065, 245856), (11820, 230152), (12805, 212448), (13278, 204880), (15366, 177040), (15760, 172614), (17704, 153660), (18912, 143845), (20488, 132780), (22130, 122928), (23640, 115076), (25610, 106224), (26556, 102440), (28769, 94560), (30732, 88520), (31520, 86307), (33195, 81952), (35408, 76830), (38415, 70816), (40976, 66390), (44260, 61464), (47280, 57538), (51220, 53112)]