238685220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{691}}^1$

素因数の和:826

約数の個数: 144

約数和(自身を含む): 770777280

約数和(自身を除く): 532092060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 101, 114, 171, 180, 190, 202, 228, 285, 303, 342, 380, 404, 505, 570, 606, 684, 691, 855, 909, 1010, 1140, 1212, 1382, 1515, 1710, 1818, 1919, 2020, 2073, 2764, 3030, 3420, 3455, 3636, 3838, 4146, 4545, 5757, 6060, 6219, 6910, 7676, 8292, 9090, 9595, 10365, 11514, 12438, 13129, 13820, 17271, 18180, 19190, 20730, 23028, 24876, 26258, 28785, 31095, 34542, 38380, 39387, 41460, 52516, 57570, 62190, 65645, 69084, 69791, 78774, 86355, 115140, 118161, 124380, 131290, 139582, 157548, 172710, 196935, 209373, 236322, 262580, 279164, 345420, 348955, 393870, 418746, 472644, 590805, 628119, 697910, 787740, 837492, 1046865, 1181610, 1256238, 1326029, 1395820, 2093730, 2363220, 2512476, 2652058, 3140595, 3978087, 4187460, 5304116, 6281190, 6630145, 7956174, 11934261, 12562380, 13260290, 15912348, 19890435, 23868522, 26520580, 39780870, 47737044, 59671305, 79561740, 119342610, 238685220]

約数ペア:

[(1, 238685220), (2, 119342610), (3, 79561740), (4, 59671305), (5, 47737044), (6, 39780870), (9, 26520580), (10, 23868522), (12, 19890435), (15, 15912348), (18, 13260290), (19, 12562380), (20, 11934261), (30, 7956174), (36, 6630145), (38, 6281190), (45, 5304116), (57, 4187460), (60, 3978087), (76, 3140595), (90, 2652058), (95, 2512476), (101, 2363220), (114, 2093730), (171, 1395820), (180, 1326029), (190, 1256238), (202, 1181610), (228, 1046865), (285, 837492), (303, 787740), (342, 697910), (380, 628119), (404, 590805), (505, 472644), (570, 418746), (606, 393870), (684, 348955), (691, 345420), (855, 279164), (909, 262580), (1010, 236322), (1140, 209373), (1212, 196935), (1382, 172710), (1515, 157548), (1710, 139582), (1818, 131290), (1919, 124380), (2020, 118161), (2073, 115140), (2764, 86355), (3030, 78774), (3420, 69791), (3455, 69084), (3636, 65645), (3838, 62190), (4146, 57570), (4545, 52516), (5757, 41460), (6060, 39387), (6219, 38380), (6910, 34542), (7676, 31095), (8292, 28785), (9090, 26258), (9595, 24876), (10365, 23028), (11514, 20730), (12438, 19190), (13129, 18180), (13820, 17271)]