161231148

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{379}}^1$

素因数の和:509

約数の個数: 120

約数和(自身を含む): 459616080

約数和(自身を除く): 298384932

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 101, 108, 117, 156, 162, 202, 234, 303, 324, 351, 379, 404, 468, 606, 702, 758, 909, 1053, 1137, 1212, 1313, 1404, 1516, 1818, 2106, 2274, 2626, 2727, 3411, 3636, 3939, 4212, 4548, 4927, 5252, 5454, 6822, 7878, 8181, 9854, 10233, 10908, 11817, 13644, 14781, 15756, 16362, 19708, 20466, 23634, 29562, 30699, 32724, 35451, 38279, 40932, 44343, 47268, 59124, 61398, 70902, 76558, 88686, 106353, 114837, 122796, 133029, 141804, 153116, 177372, 212706, 229674, 266058, 344511, 399087, 425412, 459348, 497627, 532116, 689022, 798174, 995254, 1033533, 1378044, 1492881, 1596348, 1990508, 2067066, 2985762, 3100599, 4134132, 4478643, 5971524, 6201198, 8957286, 12402396, 13435929, 17914572, 26871858, 40307787, 53743716, 80615574, 161231148]

約数ペア:

[(1, 161231148), (2, 80615574), (3, 53743716), (4, 40307787), (6, 26871858), (9, 17914572), (12, 13435929), (13, 12402396), (18, 8957286), (26, 6201198), (27, 5971524), (36, 4478643), (39, 4134132), (52, 3100599), (54, 2985762), (78, 2067066), (81, 1990508), (101, 1596348), (108, 1492881), (117, 1378044), (156, 1033533), (162, 995254), (202, 798174), (234, 689022), (303, 532116), (324, 497627), (351, 459348), (379, 425412), (404, 399087), (468, 344511), (606, 266058), (702, 229674), (758, 212706), (909, 177372), (1053, 153116), (1137, 141804), (1212, 133029), (1313, 122796), (1404, 114837), (1516, 106353), (1818, 88686), (2106, 76558), (2274, 70902), (2626, 61398), (2727, 59124), (3411, 47268), (3636, 44343), (3939, 40932), (4212, 38279), (4548, 35451), (4927, 32724), (5252, 30699), (5454, 29562), (6822, 23634), (7878, 20466), (8181, 19708), (9854, 16362), (10233, 15756), (10908, 14781), (11817, 13644)]