247292730

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:397

約数の個数: 128

約数和(自身を含む): 685843200

約数和(自身を除く): 438550470

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 41, 45, 54, 82, 89, 90, 123, 135, 178, 205, 246, 251, 267, 270, 369, 410, 445, 502, 534, 615, 738, 753, 801, 890, 1107, 1230, 1255, 1335, 1506, 1602, 1845, 2214, 2259, 2403, 2510, 2670, 3649, 3690, 3765, 4005, 4518, 4806, 5535, 6777, 7298, 7530, 8010, 10291, 10947, 11070, 11295, 12015, 13554, 18245, 20582, 21894, 22339, 22590, 24030, 30873, 32841, 33885, 36490, 44678, 51455, 54735, 61746, 65682, 67017, 67770, 92619, 98523, 102910, 109470, 111695, 134034, 154365, 164205, 185238, 197046, 201051, 223390, 277857, 308730, 328410, 335085, 402102, 463095, 492615, 555714, 603153, 670170, 915899, 926190, 985230, 1005255, 1206306, 1389285, 1831798, 2010510, 2747697, 2778570, 3015765, 4579495, 5495394, 6031530, 8243091, 9158990, 13738485, 16486182, 24729273, 27476970, 41215455, 49458546, 82430910, 123646365, 247292730]

約数ペア:

[(1, 247292730), (2, 123646365), (3, 82430910), (5, 49458546), (6, 41215455), (9, 27476970), (10, 24729273), (15, 16486182), (18, 13738485), (27, 9158990), (30, 8243091), (41, 6031530), (45, 5495394), (54, 4579495), (82, 3015765), (89, 2778570), (90, 2747697), (123, 2010510), (135, 1831798), (178, 1389285), (205, 1206306), (246, 1005255), (251, 985230), (267, 926190), (270, 915899), (369, 670170), (410, 603153), (445, 555714), (502, 492615), (534, 463095), (615, 402102), (738, 335085), (753, 328410), (801, 308730), (890, 277857), (1107, 223390), (1230, 201051), (1255, 197046), (1335, 185238), (1506, 164205), (1602, 154365), (1845, 134034), (2214, 111695), (2259, 109470), (2403, 102910), (2510, 98523), (2670, 92619), (3649, 67770), (3690, 67017), (3765, 65682), (4005, 61746), (4518, 54735), (4806, 51455), (5535, 44678), (6777, 36490), (7298, 33885), (7530, 32841), (8010, 30873), (10291, 24030), (10947, 22590), (11070, 22339), (11295, 21894), (12015, 20582), (13554, 18245)]