51990840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1$

素因数の和:738

約数の個数: 192

約数和(自身を含む): 194313600

約数和(自身を除く): 142322760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 19, 20, 22, 24, 30, 33, 36, 38, 40, 44, 45, 55, 57, 60, 66, 72, 76, 88, 90, 95, 99, 110, 114, 120, 132, 152, 165, 171, 180, 190, 198, 209, 220, 228, 264, 285, 330, 342, 360, 380, 396, 418, 440, 456, 495, 570, 627, 660, 684, 691, 760, 792, 836, 855, 990, 1045, 1140, 1254, 1320, 1368, 1382, 1672, 1710, 1881, 1980, 2073, 2090, 2280, 2508, 2764, 3135, 3420, 3455, 3762, 3960, 4146, 4180, 5016, 5528, 6219, 6270, 6840, 6910, 7524, 7601, 8292, 8360, 9405, 10365, 12438, 12540, 13129, 13820, 15048, 15202, 16584, 18810, 20730, 22803, 24876, 25080, 26258, 27640, 30404, 31095, 37620, 38005, 39387, 41460, 45606, 49752, 52516, 60808, 62190, 65645, 68409, 75240, 76010, 78774, 82920, 91212, 105032, 114015, 118161, 124380, 131290, 136818, 144419, 152020, 157548, 182424, 196935, 228030, 236322, 248760, 262580, 273636, 288838, 304040, 315096, 342045, 393870, 433257, 456060, 472644, 525160, 547272, 577676, 590805, 684090, 722095, 787740, 866514, 912120, 945288, 1155352, 1181610, 1299771, 1368180, 1444190, 1575480, 1733028, 2166285, 2363220, 2599542, 2736360, 2888380, 3466056, 4332570, 4726440, 5199084, 5776760, 6498855, 8665140, 10398168, 12997710, 17330280, 25995420, 51990840]

約数ペア:

[(1, 51990840), (2, 25995420), (3, 17330280), (4, 12997710), (5, 10398168), (6, 8665140), (8, 6498855), (9, 5776760), (10, 5199084), (11, 4726440), (12, 4332570), (15, 3466056), (18, 2888380), (19, 2736360), (20, 2599542), (22, 2363220), (24, 2166285), (30, 1733028), (33, 1575480), (36, 1444190), (38, 1368180), (40, 1299771), (44, 1181610), (45, 1155352), (55, 945288), (57, 912120), (60, 866514), (66, 787740), (72, 722095), (76, 684090), (88, 590805), (90, 577676), (95, 547272), (99, 525160), (110, 472644), (114, 456060), (120, 433257), (132, 393870), (152, 342045), (165, 315096), (171, 304040), (180, 288838), (190, 273636), (198, 262580), (209, 248760), (220, 236322), (228, 228030), (264, 196935), (285, 182424), (330, 157548), (342, 152020), (360, 144419), (380, 136818), (396, 131290), (418, 124380), (440, 118161), (456, 114015), (495, 105032), (570, 91212), (627, 82920), (660, 78774), (684, 76010), (691, 75240), (760, 68409), (792, 65645), (836, 62190), (855, 60808), (990, 52516), (1045, 49752), (1140, 45606), (1254, 41460), (1320, 39387), (1368, 38005), (1382, 37620), (1672, 31095), (1710, 30404), (1881, 27640), (1980, 26258), (2073, 25080), (2090, 24876), (2280, 22803), (2508, 20730), (2764, 18810), (3135, 16584), (3420, 15202), (3455, 15048), (3762, 13820), (3960, 13129), (4146, 12540), (4180, 12438), (5016, 10365), (5528, 9405), (6219, 8360), (6270, 8292), (6840, 7601), (6910, 7524)]