155884554

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:353

約数の個数: 128

約数和(自身を含む): 418037760

約数和(自身を除く): 262153206

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 53, 54, 62, 63, 93, 106, 126, 159, 186, 189, 217, 251, 279, 318, 371, 378, 434, 477, 502, 558, 651, 742, 753, 837, 954, 1113, 1302, 1431, 1506, 1643, 1674, 1757, 1953, 2226, 2259, 2862, 3286, 3339, 3514, 3906, 4518, 4929, 5271, 5859, 6678, 6777, 7781, 9858, 10017, 10542, 11501, 11718, 13303, 13554, 14787, 15562, 15813, 20034, 23002, 23343, 26606, 29574, 31626, 34503, 39909, 44361, 46686, 47439, 54467, 69006, 70029, 79818, 88722, 93121, 94878, 103509, 108934, 119727, 140058, 163401, 186242, 207018, 210087, 239454, 279363, 310527, 326802, 359181, 412393, 420174, 490203, 558726, 621054, 718362, 824786, 838089, 980406, 1237179, 1470609, 1676178, 2474358, 2514267, 2886751, 2941218, 3711537, 5028534, 5773502, 7423074, 8660253, 11134611, 17320506, 22269222, 25980759, 51961518, 77942277, 155884554]

約数ペア:

[(1, 155884554), (2, 77942277), (3, 51961518), (6, 25980759), (7, 22269222), (9, 17320506), (14, 11134611), (18, 8660253), (21, 7423074), (27, 5773502), (31, 5028534), (42, 3711537), (53, 2941218), (54, 2886751), (62, 2514267), (63, 2474358), (93, 1676178), (106, 1470609), (126, 1237179), (159, 980406), (186, 838089), (189, 824786), (217, 718362), (251, 621054), (279, 558726), (318, 490203), (371, 420174), (378, 412393), (434, 359181), (477, 326802), (502, 310527), (558, 279363), (651, 239454), (742, 210087), (753, 207018), (837, 186242), (954, 163401), (1113, 140058), (1302, 119727), (1431, 108934), (1506, 103509), (1643, 94878), (1674, 93121), (1757, 88722), (1953, 79818), (2226, 70029), (2259, 69006), (2862, 54467), (3286, 47439), (3339, 46686), (3514, 44361), (3906, 39909), (4518, 34503), (4929, 31626), (5271, 29574), (5859, 26606), (6678, 23343), (6777, 23002), (7781, 20034), (9858, 15813), (10017, 15562), (10542, 14787), (11501, 13554), (11718, 13303)]