239603220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:474

約数の個数: 144

約数和(自身を含む): 758918160

約数和(自身を除く): 519314940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 197, 233, 261, 290, 348, 394, 435, 466, 522, 580, 591, 699, 788, 870, 932, 985, 1044, 1165, 1182, 1305, 1398, 1740, 1773, 1970, 2097, 2330, 2364, 2610, 2796, 2955, 3495, 3546, 3940, 4194, 4660, 5220, 5713, 5910, 6757, 6990, 7092, 8388, 8865, 10485, 11426, 11820, 13514, 13980, 17139, 17730, 20271, 20970, 22852, 27028, 28565, 33785, 34278, 35460, 40542, 41940, 45901, 51417, 57130, 60813, 67570, 68556, 81084, 85695, 91802, 101355, 102834, 114260, 121626, 135140, 137703, 171390, 183604, 202710, 205668, 229505, 243252, 257085, 275406, 304065, 342780, 405420, 413109, 459010, 514170, 550812, 608130, 688515, 826218, 918020, 1028340, 1216260, 1331129, 1377030, 1652436, 2065545, 2662258, 2754060, 3993387, 4131090, 5324516, 6655645, 7986774, 8262180, 11980161, 13311290, 15973548, 19966935, 23960322, 26622580, 39933870, 47920644, 59900805, 79867740, 119801610, 239603220]

約数ペア:

[(1, 239603220), (2, 119801610), (3, 79867740), (4, 59900805), (5, 47920644), (6, 39933870), (9, 26622580), (10, 23960322), (12, 19966935), (15, 15973548), (18, 13311290), (20, 11980161), (29, 8262180), (30, 7986774), (36, 6655645), (45, 5324516), (58, 4131090), (60, 3993387), (87, 2754060), (90, 2662258), (116, 2065545), (145, 1652436), (174, 1377030), (180, 1331129), (197, 1216260), (233, 1028340), (261, 918020), (290, 826218), (348, 688515), (394, 608130), (435, 550812), (466, 514170), (522, 459010), (580, 413109), (591, 405420), (699, 342780), (788, 304065), (870, 275406), (932, 257085), (985, 243252), (1044, 229505), (1165, 205668), (1182, 202710), (1305, 183604), (1398, 171390), (1740, 137703), (1773, 135140), (1970, 121626), (2097, 114260), (2330, 102834), (2364, 101355), (2610, 91802), (2796, 85695), (2955, 81084), (3495, 68556), (3546, 67570), (3940, 60813), (4194, 57130), (4660, 51417), (5220, 45901), (5713, 41940), (5910, 40542), (6757, 35460), (6990, 34278), (7092, 33785), (8388, 28565), (8865, 27028), (10485, 22852), (11426, 20970), (11820, 20271), (13514, 17730), (13980, 17139)]