270501784

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:261

約数の個数: 128

約数和(自身を含む): 645120000

約数和(自身を除く): 374618216

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 31, 38, 56, 59, 62, 76, 118, 124, 133, 139, 152, 217, 236, 248, 266, 278, 413, 434, 472, 532, 556, 589, 826, 868, 973, 1064, 1112, 1121, 1178, 1652, 1736, 1829, 1946, 2242, 2356, 2641, 3304, 3658, 3892, 4123, 4309, 4484, 4712, 5282, 7316, 7784, 7847, 8201, 8246, 8618, 8968, 10564, 12803, 14632, 15694, 16402, 16492, 17236, 18487, 21128, 25606, 30163, 31388, 32804, 32984, 34472, 34751, 36974, 51212, 57407, 60326, 62776, 65608, 69502, 73948, 81871, 102424, 114814, 120652, 139004, 147896, 155819, 163742, 229628, 241304, 243257, 254231, 278008, 311638, 327484, 459256, 486514, 508462, 573097, 623276, 654968, 973028, 1016924, 1090733, 1146194, 1246552, 1779617, 1946056, 2033848, 2181466, 2292388, 3559234, 4362932, 4584776, 4830389, 7118468, 8725864, 9660778, 14236936, 19321556, 33812723, 38643112, 67625446, 135250892, 270501784]

約数ペア:

[(1, 270501784), (2, 135250892), (4, 67625446), (7, 38643112), (8, 33812723), (14, 19321556), (19, 14236936), (28, 9660778), (31, 8725864), (38, 7118468), (56, 4830389), (59, 4584776), (62, 4362932), (76, 3559234), (118, 2292388), (124, 2181466), (133, 2033848), (139, 1946056), (152, 1779617), (217, 1246552), (236, 1146194), (248, 1090733), (266, 1016924), (278, 973028), (413, 654968), (434, 623276), (472, 573097), (532, 508462), (556, 486514), (589, 459256), (826, 327484), (868, 311638), (973, 278008), (1064, 254231), (1112, 243257), (1121, 241304), (1178, 229628), (1652, 163742), (1736, 155819), (1829, 147896), (1946, 139004), (2242, 120652), (2356, 114814), (2641, 102424), (3304, 81871), (3658, 73948), (3892, 69502), (4123, 65608), (4309, 62776), (4484, 60326), (4712, 57407), (5282, 51212), (7316, 36974), (7784, 34751), (7847, 34472), (8201, 32984), (8246, 32804), (8618, 31388), (8968, 30163), (10564, 25606), (12803, 21128), (14632, 18487), (15694, 17236), (16402, 16492)]