278219172

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{883}}^1$

素因数の和:950

約数の個数: 144

約数和(自身を含む): 842756096

約数和(自身を除く): 564536924

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 31, 33, 42, 44, 62, 66, 77, 84, 93, 121, 124, 132, 154, 186, 217, 231, 242, 308, 341, 363, 372, 434, 462, 484, 651, 682, 726, 847, 868, 883, 924, 1023, 1302, 1364, 1452, 1694, 1766, 2046, 2387, 2541, 2604, 2649, 3388, 3532, 3751, 4092, 4774, 5082, 5298, 6181, 7161, 7502, 9548, 9713, 10164, 10596, 11253, 12362, 14322, 15004, 18543, 19426, 22506, 24724, 26257, 27373, 28644, 29139, 37086, 38852, 45012, 52514, 54746, 58278, 67991, 74172, 78771, 82119, 105028, 106843, 109492, 116556, 135982, 157542, 164238, 191611, 203973, 213686, 271964, 301103, 315084, 320529, 328476, 383222, 407946, 427372, 574833, 602206, 641058, 747901, 766444, 815892, 903309, 1149666, 1204412, 1282116, 1495802, 1806618, 2107721, 2243703, 2299332, 2991604, 3312133, 3613236, 4215442, 4487406, 6323163, 6624266, 8430884, 8974812, 9936399, 12646326, 13248532, 19872798, 23184931, 25292652, 39745596, 46369862, 69554793, 92739724, 139109586, 278219172]

約数ペア:

[(1, 278219172), (2, 139109586), (3, 92739724), (4, 69554793), (6, 46369862), (7, 39745596), (11, 25292652), (12, 23184931), (14, 19872798), (21, 13248532), (22, 12646326), (28, 9936399), (31, 8974812), (33, 8430884), (42, 6624266), (44, 6323163), (62, 4487406), (66, 4215442), (77, 3613236), (84, 3312133), (93, 2991604), (121, 2299332), (124, 2243703), (132, 2107721), (154, 1806618), (186, 1495802), (217, 1282116), (231, 1204412), (242, 1149666), (308, 903309), (341, 815892), (363, 766444), (372, 747901), (434, 641058), (462, 602206), (484, 574833), (651, 427372), (682, 407946), (726, 383222), (847, 328476), (868, 320529), (883, 315084), (924, 301103), (1023, 271964), (1302, 213686), (1364, 203973), (1452, 191611), (1694, 164238), (1766, 157542), (2046, 135982), (2387, 116556), (2541, 109492), (2604, 106843), (2649, 105028), (3388, 82119), (3532, 78771), (3751, 74172), (4092, 67991), (4774, 58278), (5082, 54746), (5298, 52514), (6181, 45012), (7161, 38852), (7502, 37086), (9548, 29139), (9713, 28644), (10164, 27373), (10596, 26257), (11253, 24724), (12362, 22506), (14322, 19426), (15004, 18543)]