261623296

素因数分解:

$2^9\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{103}}^1$

素因数の和:184

約数の個数: 120

約数和(自身を含む): 594305712

約数和(自身を除く): 332682416

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 41, 44, 64, 82, 88, 103, 121, 128, 164, 176, 206, 242, 256, 328, 352, 412, 451, 484, 512, 656, 704, 824, 902, 968, 1133, 1312, 1408, 1648, 1804, 1936, 2266, 2624, 2816, 3296, 3608, 3872, 4223, 4532, 4961, 5248, 5632, 6592, 7216, 7744, 8446, 9064, 9922, 10496, 12463, 13184, 14432, 15488, 16892, 18128, 19844, 20992, 24926, 26368, 28864, 30976, 33784, 36256, 39688, 46453, 49852, 52736, 57728, 61952, 67568, 72512, 79376, 92906, 99704, 115456, 135136, 145024, 158752, 185812, 199408, 230912, 270272, 290048, 317504, 371624, 398816, 510983, 540544, 580096, 635008, 743248, 797632, 1021966, 1081088, 1270016, 1486496, 1595264, 2043932, 2162176, 2540032, 2972992, 3190528, 4087864, 5945984, 6381056, 8175728, 11891968, 16351456, 23783936, 32702912, 65405824, 130811648, 261623296]

約数ペア:

[(1, 261623296), (2, 130811648), (4, 65405824), (8, 32702912), (11, 23783936), (16, 16351456), (22, 11891968), (32, 8175728), (41, 6381056), (44, 5945984), (64, 4087864), (82, 3190528), (88, 2972992), (103, 2540032), (121, 2162176), (128, 2043932), (164, 1595264), (176, 1486496), (206, 1270016), (242, 1081088), (256, 1021966), (328, 797632), (352, 743248), (412, 635008), (451, 580096), (484, 540544), (512, 510983), (656, 398816), (704, 371624), (824, 317504), (902, 290048), (968, 270272), (1133, 230912), (1312, 199408), (1408, 185812), (1648, 158752), (1804, 145024), (1936, 135136), (2266, 115456), (2624, 99704), (2816, 92906), (3296, 79376), (3608, 72512), (3872, 67568), (4223, 61952), (4532, 57728), (4961, 52736), (5248, 49852), (5632, 46453), (6592, 39688), (7216, 36256), (7744, 33784), (8446, 30976), (9064, 28864), (9922, 26368), (10496, 24926), (12463, 20992), (13184, 19844), (14432, 18128), (15488, 16892)]