156951520

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^4\times {\mathrm{67}}^1$

素因数の和:126

約数の個数: 120

約数和(自身を含む): 413962920

約数和(自身を除く): 257011400

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 67, 80, 88, 110, 121, 134, 160, 176, 220, 242, 268, 335, 352, 440, 484, 536, 605, 670, 737, 880, 968, 1072, 1210, 1331, 1340, 1474, 1760, 1936, 2144, 2420, 2662, 2680, 2948, 3685, 3872, 4840, 5324, 5360, 5896, 6655, 7370, 8107, 9680, 10648, 10720, 11792, 13310, 14641, 14740, 16214, 19360, 21296, 23584, 26620, 29282, 29480, 32428, 40535, 42592, 53240, 58564, 58960, 64856, 73205, 81070, 89177, 106480, 117128, 117920, 129712, 146410, 162140, 178354, 212960, 234256, 259424, 292820, 324280, 356708, 445885, 468512, 585640, 648560, 713416, 891770, 980947, 1171280, 1297120, 1426832, 1783540, 1961894, 2342560, 2853664, 3567080, 3923788, 4904735, 7134160, 7847576, 9809470, 14268320, 15695152, 19618940, 31390304, 39237880, 78475760, 156951520]

約数ペア:

[(1, 156951520), (2, 78475760), (4, 39237880), (5, 31390304), (8, 19618940), (10, 15695152), (11, 14268320), (16, 9809470), (20, 7847576), (22, 7134160), (32, 4904735), (40, 3923788), (44, 3567080), (55, 2853664), (67, 2342560), (80, 1961894), (88, 1783540), (110, 1426832), (121, 1297120), (134, 1171280), (160, 980947), (176, 891770), (220, 713416), (242, 648560), (268, 585640), (335, 468512), (352, 445885), (440, 356708), (484, 324280), (536, 292820), (605, 259424), (670, 234256), (737, 212960), (880, 178354), (968, 162140), (1072, 146410), (1210, 129712), (1331, 117920), (1340, 117128), (1474, 106480), (1760, 89177), (1936, 81070), (2144, 73205), (2420, 64856), (2662, 58960), (2680, 58564), (2948, 53240), (3685, 42592), (3872, 40535), (4840, 32428), (5324, 29480), (5360, 29282), (5896, 26620), (6655, 23584), (7370, 21296), (8107, 19360), (9680, 16214), (10648, 14740), (10720, 14641), (11792, 13310)]