261614952

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{199}}^1$

素因数の和:292

約数の個数: 144

約数和(自身を含む): 774540000

約数和(自身を除く): 512925048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 31, 36, 38, 57, 62, 72, 76, 93, 114, 124, 152, 171, 186, 199, 228, 248, 279, 342, 372, 398, 456, 558, 589, 597, 684, 744, 796, 961, 1116, 1178, 1194, 1368, 1592, 1767, 1791, 1922, 2232, 2356, 2388, 2883, 3534, 3582, 3781, 3844, 4712, 4776, 5301, 5766, 6169, 7068, 7164, 7562, 7688, 8649, 10602, 11343, 11532, 12338, 14136, 14328, 15124, 17298, 18259, 18507, 21204, 22686, 23064, 24676, 30248, 34029, 34596, 36518, 37014, 42408, 45372, 49352, 54777, 55521, 68058, 69192, 73036, 74028, 90744, 109554, 111042, 117211, 136116, 146072, 148056, 164331, 191239, 219108, 222084, 234422, 272232, 328662, 351633, 382478, 438216, 444168, 468844, 573717, 657324, 703266, 764956, 937688, 1054899, 1147434, 1314648, 1406532, 1529912, 1721151, 2109798, 2294868, 2813064, 3442302, 3633541, 4219596, 4589736, 6884604, 7267082, 8439192, 10900623, 13769208, 14534164, 21801246, 29068328, 32701869, 43602492, 65403738, 87204984, 130807476, 261614952]

約数ペア:

[(1, 261614952), (2, 130807476), (3, 87204984), (4, 65403738), (6, 43602492), (8, 32701869), (9, 29068328), (12, 21801246), (18, 14534164), (19, 13769208), (24, 10900623), (31, 8439192), (36, 7267082), (38, 6884604), (57, 4589736), (62, 4219596), (72, 3633541), (76, 3442302), (93, 2813064), (114, 2294868), (124, 2109798), (152, 1721151), (171, 1529912), (186, 1406532), (199, 1314648), (228, 1147434), (248, 1054899), (279, 937688), (342, 764956), (372, 703266), (398, 657324), (456, 573717), (558, 468844), (589, 444168), (597, 438216), (684, 382478), (744, 351633), (796, 328662), (961, 272232), (1116, 234422), (1178, 222084), (1194, 219108), (1368, 191239), (1592, 164331), (1767, 148056), (1791, 146072), (1922, 136116), (2232, 117211), (2356, 111042), (2388, 109554), (2883, 90744), (3534, 74028), (3582, 73036), (3781, 69192), (3844, 68058), (4712, 55521), (4776, 54777), (5301, 49352), (5766, 45372), (6169, 42408), (7068, 37014), (7164, 36518), (7562, 34596), (7688, 34029), (8649, 30248), (10602, 24676), (11343, 23064), (11532, 22686), (12338, 21204), (14136, 18507), (14328, 18259), (15124, 17298)]