180731408

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:253

約数の個数: 120

約数和(自身を含む): 426681024

約数和(自身を除く): 245949616

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 43, 44, 52, 86, 88, 104, 121, 143, 167, 172, 176, 208, 242, 286, 334, 344, 473, 484, 559, 572, 668, 688, 946, 968, 1118, 1144, 1336, 1573, 1837, 1892, 1936, 2171, 2236, 2288, 2672, 3146, 3674, 3784, 4342, 4472, 5203, 6149, 6292, 7181, 7348, 7568, 8684, 8944, 10406, 12298, 12584, 14362, 14696, 17368, 20207, 20812, 23881, 24596, 25168, 28724, 29392, 34736, 40414, 41624, 47762, 49192, 57448, 67639, 78991, 80828, 83248, 93353, 95524, 98384, 114896, 135278, 157982, 161656, 186706, 191048, 262691, 270556, 315964, 323312, 373412, 382096, 525382, 541112, 631928, 746824, 868901, 1026883, 1050764, 1082224, 1263856, 1493648, 1737802, 2053766, 2101528, 3475604, 4107532, 4203056, 6951208, 8215064, 11295713, 13902416, 16430128, 22591426, 45182852, 90365704, 180731408]

約数ペア:

[(1, 180731408), (2, 90365704), (4, 45182852), (8, 22591426), (11, 16430128), (13, 13902416), (16, 11295713), (22, 8215064), (26, 6951208), (43, 4203056), (44, 4107532), (52, 3475604), (86, 2101528), (88, 2053766), (104, 1737802), (121, 1493648), (143, 1263856), (167, 1082224), (172, 1050764), (176, 1026883), (208, 868901), (242, 746824), (286, 631928), (334, 541112), (344, 525382), (473, 382096), (484, 373412), (559, 323312), (572, 315964), (668, 270556), (688, 262691), (946, 191048), (968, 186706), (1118, 161656), (1144, 157982), (1336, 135278), (1573, 114896), (1837, 98384), (1892, 95524), (1936, 93353), (2171, 83248), (2236, 80828), (2288, 78991), (2672, 67639), (3146, 57448), (3674, 49192), (3784, 47762), (4342, 41624), (4472, 40414), (5203, 34736), (6149, 29392), (6292, 28724), (7181, 25168), (7348, 24596), (7568, 23881), (8684, 20812), (8944, 20207), (10406, 17368), (12298, 14696), (12584, 14362)]