217896360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{431}}^1$

素因数の和:839

約数の個数: 128

約数和(自身を含む): 716636160

約数和(自身を除く): 498739800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 383, 431, 440, 660, 766, 862, 1149, 1293, 1320, 1532, 1724, 1915, 2155, 2298, 2586, 3064, 3448, 3830, 4213, 4310, 4596, 4741, 5172, 5745, 6465, 7660, 8426, 8620, 9192, 9482, 10344, 11490, 12639, 12930, 14223, 15320, 16852, 17240, 18964, 21065, 22980, 23705, 25278, 25860, 28446, 33704, 37928, 42130, 45960, 47410, 50556, 51720, 56892, 63195, 71115, 84260, 94820, 101112, 113784, 126390, 142230, 165073, 168520, 189640, 252780, 284460, 330146, 495219, 505560, 568920, 660292, 825365, 990438, 1320584, 1650730, 1815803, 1980876, 2476095, 3301460, 3631606, 3961752, 4952190, 5447409, 6602920, 7263212, 9079015, 9904380, 10894818, 14526424, 18158030, 19808760, 21789636, 27237045, 36316060, 43579272, 54474090, 72632120, 108948180, 217896360]

約数ペア:

[(1, 217896360), (2, 108948180), (3, 72632120), (4, 54474090), (5, 43579272), (6, 36316060), (8, 27237045), (10, 21789636), (11, 19808760), (12, 18158030), (15, 14526424), (20, 10894818), (22, 9904380), (24, 9079015), (30, 7263212), (33, 6602920), (40, 5447409), (44, 4952190), (55, 3961752), (60, 3631606), (66, 3301460), (88, 2476095), (110, 1980876), (120, 1815803), (132, 1650730), (165, 1320584), (220, 990438), (264, 825365), (330, 660292), (383, 568920), (431, 505560), (440, 495219), (660, 330146), (766, 284460), (862, 252780), (1149, 189640), (1293, 168520), (1320, 165073), (1532, 142230), (1724, 126390), (1915, 113784), (2155, 101112), (2298, 94820), (2586, 84260), (3064, 71115), (3448, 63195), (3830, 56892), (4213, 51720), (4310, 50556), (4596, 47410), (4741, 45960), (5172, 42130), (5745, 37928), (6465, 33704), (7660, 28446), (8426, 25860), (8620, 25278), (9192, 23705), (9482, 22980), (10344, 21065), (11490, 18964), (12639, 17240), (12930, 16852), (14223, 15320)]