161231472

素因数分解:

$2^4\times 3^6\times {\mathrm{23}}^1\times {\mathrm{601}}^1$

素因数の和:650

約数の個数: 140

約数和(自身を含む): 489541584

約数和(自身を除く): 328310112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 46, 48, 54, 69, 72, 81, 92, 108, 138, 144, 162, 184, 207, 216, 243, 276, 324, 368, 414, 432, 486, 552, 601, 621, 648, 729, 828, 972, 1104, 1202, 1242, 1296, 1458, 1656, 1803, 1863, 1944, 2404, 2484, 2916, 3312, 3606, 3726, 3888, 4808, 4968, 5409, 5589, 5832, 7212, 7452, 9616, 9936, 10818, 11178, 11664, 13823, 14424, 14904, 16227, 16767, 21636, 22356, 27646, 28848, 29808, 32454, 33534, 41469, 43272, 44712, 48681, 55292, 64908, 67068, 82938, 86544, 89424, 97362, 110584, 124407, 129816, 134136, 146043, 165876, 194724, 221168, 248814, 259632, 268272, 292086, 331752, 373221, 389448, 438129, 497628, 584172, 663504, 746442, 778896, 876258, 995256, 1119663, 1168344, 1492884, 1752516, 1990512, 2239326, 2336688, 2985768, 3358989, 3505032, 4478652, 5971536, 6717978, 7010064, 8957304, 10076967, 13435956, 17914608, 20153934, 26871912, 40307868, 53743824, 80615736, 161231472]

約数ペア:

[(1, 161231472), (2, 80615736), (3, 53743824), (4, 40307868), (6, 26871912), (8, 20153934), (9, 17914608), (12, 13435956), (16, 10076967), (18, 8957304), (23, 7010064), (24, 6717978), (27, 5971536), (36, 4478652), (46, 3505032), (48, 3358989), (54, 2985768), (69, 2336688), (72, 2239326), (81, 1990512), (92, 1752516), (108, 1492884), (138, 1168344), (144, 1119663), (162, 995256), (184, 876258), (207, 778896), (216, 746442), (243, 663504), (276, 584172), (324, 497628), (368, 438129), (414, 389448), (432, 373221), (486, 331752), (552, 292086), (601, 268272), (621, 259632), (648, 248814), (729, 221168), (828, 194724), (972, 165876), (1104, 146043), (1202, 134136), (1242, 129816), (1296, 124407), (1458, 110584), (1656, 97362), (1803, 89424), (1863, 86544), (1944, 82938), (2404, 67068), (2484, 64908), (2916, 55292), (3312, 48681), (3606, 44712), (3726, 43272), (3888, 41469), (4808, 33534), (4968, 32454), (5409, 29808), (5589, 28848), (5832, 27646), (7212, 22356), (7452, 21636), (9616, 16767), (9936, 16227), (10818, 14904), (11178, 14424), (11664, 13823)]