261109543640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1\times {\mathrm{4723}}^1$

素因数の和:5170

約数の個数: 256

約数和(自身を含む): 716309568000

約数和(自身を除く): 455200024360

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 19, 20, 22, 34, 38, 40, 44, 55, 68, 76, 85, 88, 95, 110, 136, 152, 170, 187, 190, 209, 220, 323, 340, 374, 380, 389, 418, 440, 646, 680, 748, 760, 778, 836, 935, 1045, 1292, 1496, 1556, 1615, 1672, 1870, 1945, 2090, 2584, 3112, 3230, 3553, 3740, 3890, 4180, 4279, 4723, 6460, 6613, 7106, 7391, 7480, 7780, 8360, 8558, 9446, 12920, 13226, 14212, 14782, 15560, 17116, 17765, 18892, 21395, 23615, 26452, 28424, 29564, 33065, 34232, 35530, 36955, 37784, 42790, 47230, 51953, 52904, 59128, 66130, 71060, 72743, 73910, 80291, 81301, 85580, 89737, 94460, 103906, 125647, 132260, 142120, 145486, 147820, 160582, 162602, 171160, 179474, 188920, 207812, 251294, 259765, 264520, 290972, 295640, 321164, 325204, 358948, 363715, 401455, 406505, 415624, 448685, 502588, 519530, 581944, 628235, 642328, 650408, 717896, 727430, 802910, 813010, 883201, 897370, 987107, 1005176, 1039060, 1256470, 1382117, 1454860, 1525529, 1605820, 1626020, 1766402, 1794740, 1837247, 1974214, 2078120, 2512940, 2764234, 2909720, 3051058, 3211640, 3252040, 3532804, 3589480, 3674494, 3948428, 4416005, 4935535, 5025880, 5528468, 6102116, 6910585, 7065608, 7348988, 7627645, 7896856, 8832010, 9186235, 9871070, 11056936, 12204232, 13821170, 14697976, 15255290, 16780819, 17664020, 18372470, 19742140, 20209717, 27642340, 30510580, 31233199, 33561638, 34907693, 35328040, 36744940, 39484280, 40419434, 55284680, 61021160, 62466398, 67123276, 69815386, 73489880, 80838868, 83904095, 101048585, 124932796, 134246552, 139630772, 156165995, 161677736, 167808190, 174538465, 202097170, 249865592, 279261544, 312331990, 335616380, 343565189, 349076930, 383984623, 404194340, 593430781, 624663980, 671232760, 687130378, 698153860, 767969246, 808388680, 1186861562, 1249327960, 1374260756, 1396307720, 1535938492, 1717825945, 1919923115, 2373723124, 2748521512, 2967153905, 3071876984, 3435651890, 3839846230, 4747446248, 5934307810, 6527738591, 6871303780, 7679692460, 11868615620, 13055477182, 13742607560, 15359384920, 23737231240, 26110954364, 32638692955, 52221908728, 65277385910, 130554771820, 261109543640]

約数ペア:

[(1, 261109543640), (2, 130554771820), (4, 65277385910), (5, 52221908728), (8, 32638692955), (10, 26110954364), (11, 23737231240), (17, 15359384920), (19, 13742607560), (20, 13055477182), (22, 11868615620), (34, 7679692460), (38, 6871303780), (40, 6527738591), (44, 5934307810), (55, 4747446248), (68, 3839846230), (76, 3435651890), (85, 3071876984), (88, 2967153905), (95, 2748521512), (110, 2373723124), (136, 1919923115), (152, 1717825945), (170, 1535938492), (187, 1396307720), (190, 1374260756), (209, 1249327960), (220, 1186861562), (323, 808388680), (340, 767969246), (374, 698153860), (380, 687130378), (389, 671232760), (418, 624663980), (440, 593430781), (646, 404194340), (680, 383984623), (748, 349076930), (760, 343565189), (778, 335616380), (836, 312331990), (935, 279261544), (1045, 249865592), (1292, 202097170), (1496, 174538465), (1556, 167808190), (1615, 161677736), (1672, 156165995), (1870, 139630772), (1945, 134246552), (2090, 124932796), (2584, 101048585), (3112, 83904095), (3230, 80838868), (3553, 73489880), (3740, 69815386), (3890, 67123276), (4180, 62466398), (4279, 61021160), (4723, 55284680), (6460, 40419434), (6613, 39484280), (7106, 36744940), (7391, 35328040), (7480, 34907693), (7780, 33561638), (8360, 31233199), (8558, 30510580), (9446, 27642340), (12920, 20209717), (13226, 19742140), (14212, 18372470), (14782, 17664020), (15560, 16780819), (17116, 15255290), (17765, 14697976), (18892, 13821170), (21395, 12204232), (23615, 11056936), (26452, 9871070), (28424, 9186235), (29564, 8832010), (33065, 7896856), (34232, 7627645), (35530, 7348988), (36955, 7065608), (37784, 6910585), (42790, 6102116), (47230, 5528468), (51953, 5025880), (52904, 4935535), (59128, 4416005), (66130, 3948428), (71060, 3674494), (72743, 3589480), (73910, 3532804), (80291, 3252040), (81301, 3211640), (85580, 3051058), (89737, 2909720), (94460, 2764234), (103906, 2512940), (125647, 2078120), (132260, 1974214), (142120, 1837247), (145486, 1794740), (147820, 1766402), (160582, 1626020), (162602, 1605820), (171160, 1525529), (179474, 1454860), (188920, 1382117), (207812, 1256470), (251294, 1039060), (259765, 1005176), (264520, 987107), (290972, 897370), (295640, 883201), (321164, 813010), (325204, 802910), (358948, 727430), (363715, 717896), (401455, 650408), (406505, 642328), (415624, 628235), (448685, 581944), (502588, 519530)]