81286416

素因数分解:

$2^4\times 3^7\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:153

約数の個数: 160

約数和(自身を含む): 248912640

約数和(自身を除く): 167626224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 46, 48, 54, 69, 72, 81, 92, 101, 108, 138, 144, 162, 184, 202, 207, 216, 243, 276, 303, 324, 368, 404, 414, 432, 486, 552, 606, 621, 648, 729, 808, 828, 909, 972, 1104, 1212, 1242, 1296, 1458, 1616, 1656, 1818, 1863, 1944, 2187, 2323, 2424, 2484, 2727, 2916, 3312, 3636, 3726, 3888, 4374, 4646, 4848, 4968, 5454, 5589, 5832, 6969, 7272, 7452, 8181, 8748, 9292, 9936, 10908, 11178, 11664, 13938, 14544, 14904, 16362, 16767, 17496, 18584, 20907, 21816, 22356, 24543, 27876, 29808, 32724, 33534, 34992, 37168, 41814, 43632, 44712, 49086, 50301, 55752, 62721, 65448, 67068, 73629, 83628, 89424, 98172, 100602, 111504, 125442, 130896, 134136, 147258, 167256, 188163, 196344, 201204, 220887, 250884, 268272, 294516, 334512, 376326, 392688, 402408, 441774, 501768, 564489, 589032, 752652, 804816, 883548, 1003536, 1128978, 1178064, 1505304, 1693467, 1767096, 2257956, 3010608, 3386934, 3534192, 4515912, 5080401, 6773868, 9031824, 10160802, 13547736, 20321604, 27095472, 40643208, 81286416]

約数ペア:

[(1, 81286416), (2, 40643208), (3, 27095472), (4, 20321604), (6, 13547736), (8, 10160802), (9, 9031824), (12, 6773868), (16, 5080401), (18, 4515912), (23, 3534192), (24, 3386934), (27, 3010608), (36, 2257956), (46, 1767096), (48, 1693467), (54, 1505304), (69, 1178064), (72, 1128978), (81, 1003536), (92, 883548), (101, 804816), (108, 752652), (138, 589032), (144, 564489), (162, 501768), (184, 441774), (202, 402408), (207, 392688), (216, 376326), (243, 334512), (276, 294516), (303, 268272), (324, 250884), (368, 220887), (404, 201204), (414, 196344), (432, 188163), (486, 167256), (552, 147258), (606, 134136), (621, 130896), (648, 125442), (729, 111504), (808, 100602), (828, 98172), (909, 89424), (972, 83628), (1104, 73629), (1212, 67068), (1242, 65448), (1296, 62721), (1458, 55752), (1616, 50301), (1656, 49086), (1818, 44712), (1863, 43632), (1944, 41814), (2187, 37168), (2323, 34992), (2424, 33534), (2484, 32724), (2727, 29808), (2916, 27876), (3312, 24543), (3636, 22356), (3726, 21816), (3888, 20907), (4374, 18584), (4646, 17496), (4848, 16767), (4968, 16362), (5454, 14904), (5589, 14544), (5832, 13938), (6969, 11664), (7272, 11178), (7452, 10908), (8181, 9936), (8748, 9292)]