208223460

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1627}}^1$

素因数の和:1727

約数の個数: 120

約数和(自身を含む): 661879680

約数和(自身を除く): 453656220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 79, 81, 90, 108, 135, 158, 162, 180, 237, 270, 316, 324, 395, 405, 474, 540, 711, 790, 810, 948, 1185, 1422, 1580, 1620, 1627, 2133, 2370, 2844, 3254, 3555, 4266, 4740, 4881, 6399, 6508, 7110, 8135, 8532, 9762, 10665, 12798, 14220, 14643, 16270, 19524, 21330, 24405, 25596, 29286, 31995, 32540, 42660, 43929, 48810, 58572, 63990, 73215, 87858, 97620, 127980, 128533, 131787, 146430, 175716, 219645, 257066, 263574, 292860, 385599, 439290, 514132, 527148, 642665, 658935, 771198, 878580, 1156797, 1285330, 1317870, 1542396, 1927995, 2313594, 2570660, 2635740, 3470391, 3855990, 4627188, 5783985, 6940782, 7711980, 10411173, 11567970, 13881564, 17351955, 20822346, 23135940, 34703910, 41644692, 52055865, 69407820, 104111730, 208223460]

約数ペア:

[(1, 208223460), (2, 104111730), (3, 69407820), (4, 52055865), (5, 41644692), (6, 34703910), (9, 23135940), (10, 20822346), (12, 17351955), (15, 13881564), (18, 11567970), (20, 10411173), (27, 7711980), (30, 6940782), (36, 5783985), (45, 4627188), (54, 3855990), (60, 3470391), (79, 2635740), (81, 2570660), (90, 2313594), (108, 1927995), (135, 1542396), (158, 1317870), (162, 1285330), (180, 1156797), (237, 878580), (270, 771198), (316, 658935), (324, 642665), (395, 527148), (405, 514132), (474, 439290), (540, 385599), (711, 292860), (790, 263574), (810, 257066), (948, 219645), (1185, 175716), (1422, 146430), (1580, 131787), (1620, 128533), (1627, 127980), (2133, 97620), (2370, 87858), (2844, 73215), (3254, 63990), (3555, 58572), (4266, 48810), (4740, 43929), (4881, 42660), (6399, 32540), (6508, 31995), (7110, 29286), (8135, 25596), (8532, 24405), (9762, 21330), (10665, 19524), (12798, 16270), (14220, 14643)]