257251344

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1553}}^1$

素因数の和:1617

約数の個数: 160

約数和(自身を含む): 832446720

約数和(自身を除く): 575195376

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 29, 34, 42, 48, 51, 56, 58, 68, 84, 87, 102, 112, 116, 119, 136, 168, 174, 203, 204, 232, 238, 272, 336, 348, 357, 406, 408, 464, 476, 493, 609, 696, 714, 812, 816, 952, 986, 1218, 1392, 1428, 1479, 1553, 1624, 1904, 1972, 2436, 2856, 2958, 3106, 3248, 3451, 3944, 4659, 4872, 5712, 5916, 6212, 6902, 7888, 9318, 9744, 10353, 10871, 11832, 12424, 13804, 18636, 20706, 21742, 23664, 24848, 26401, 27608, 32613, 37272, 41412, 43484, 45037, 52802, 55216, 65226, 74544, 79203, 82824, 86968, 90074, 105604, 130452, 135111, 158406, 165648, 173936, 180148, 184807, 211208, 260904, 270222, 315259, 316812, 360296, 369614, 422416, 521808, 540444, 554421, 630518, 633624, 720592, 739228, 765629, 945777, 1080888, 1108842, 1261036, 1267248, 1478456, 1531258, 1891554, 2161776, 2217684, 2296887, 2522072, 2956912, 3062516, 3783108, 4435368, 4593774, 5044144, 5359403, 6125032, 7566216, 8870736, 9187548, 10718806, 12250064, 15132432, 16078209, 18375096, 21437612, 32156418, 36750192, 42875224, 64312836, 85750448, 128625672, 257251344]

約数ペア:

[(1, 257251344), (2, 128625672), (3, 85750448), (4, 64312836), (6, 42875224), (7, 36750192), (8, 32156418), (12, 21437612), (14, 18375096), (16, 16078209), (17, 15132432), (21, 12250064), (24, 10718806), (28, 9187548), (29, 8870736), (34, 7566216), (42, 6125032), (48, 5359403), (51, 5044144), (56, 4593774), (58, 4435368), (68, 3783108), (84, 3062516), (87, 2956912), (102, 2522072), (112, 2296887), (116, 2217684), (119, 2161776), (136, 1891554), (168, 1531258), (174, 1478456), (203, 1267248), (204, 1261036), (232, 1108842), (238, 1080888), (272, 945777), (336, 765629), (348, 739228), (357, 720592), (406, 633624), (408, 630518), (464, 554421), (476, 540444), (493, 521808), (609, 422416), (696, 369614), (714, 360296), (812, 316812), (816, 315259), (952, 270222), (986, 260904), (1218, 211208), (1392, 184807), (1428, 180148), (1479, 173936), (1553, 165648), (1624, 158406), (1904, 135111), (1972, 130452), (2436, 105604), (2856, 90074), (2958, 86968), (3106, 82824), (3248, 79203), (3451, 74544), (3944, 65226), (4659, 55216), (4872, 52802), (5712, 45037), (5916, 43484), (6212, 41412), (6902, 37272), (7888, 32613), (9318, 27608), (9744, 26401), (10353, 24848), (10871, 23664), (11832, 21742), (12424, 20706), (13804, 18636)]