20179958085

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1$

素因数の和:586

約数の個数: 192

約数和(自身を含む): 42676268544

約数和(自身を除く): 22496310459

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 61, 63, 81, 97, 105, 135, 183, 189, 243, 291, 305, 315, 401, 405, 427, 485, 549, 567, 679, 873, 915, 945, 1203, 1215, 1281, 1455, 1647, 1701, 2005, 2037, 2135, 2619, 2745, 2807, 2835, 3395, 3609, 3843, 4365, 4941, 5917, 6015, 6111, 6405, 7857, 8235, 8421, 8505, 10185, 10827, 11529, 13095, 14035, 14823, 17751, 18045, 18333, 19215, 23571, 24461, 24705, 25263, 29585, 30555, 32481, 34587, 38897, 39285, 41419, 42105, 53253, 54135, 54999, 57645, 73383, 74115, 75789, 88755, 91665, 97443, 103761, 116691, 117855, 122305, 124257, 126315, 159759, 162405, 164997, 171227, 172935, 194485, 207095, 220149, 227367, 266265, 272279, 274995, 350073, 366915, 372771, 378945, 479277, 487215, 513681, 518805, 583455, 621285, 660447, 682101, 798795, 816837, 824985, 856135, 1050219, 1100745, 1118313, 1136835, 1361395, 1437831, 1541043, 1750365, 1863855, 1981341, 2372717, 2396385, 2450511, 2568405, 3150657, 3302235, 3354939, 3410505, 4084185, 4623129, 5251095, 5591565, 5944023, 7118151, 7189155, 7351533, 7705215, 9451971, 9906705, 10064817, 11863585, 12252555, 13869387, 15753285, 16609019, 16774695, 21354453, 22054599, 23115645, 29720115, 35590755, 36757665, 41608161, 47259855, 49827057, 50324085, 64063359, 66163797, 69346935, 83045095, 106772265, 110272995, 149481171, 192190077, 208040805, 249135285, 320316795, 330818985, 448443513, 576570231, 747405855, 960950385, 1345330539, 2242217565, 2882851155, 4035991617, 6726652695, 20179958085]

約数ペア:

[(1, 20179958085), (3, 6726652695), (5, 4035991617), (7, 2882851155), (9, 2242217565), (15, 1345330539), (21, 960950385), (27, 747405855), (35, 576570231), (45, 448443513), (61, 330818985), (63, 320316795), (81, 249135285), (97, 208040805), (105, 192190077), (135, 149481171), (183, 110272995), (189, 106772265), (243, 83045095), (291, 69346935), (305, 66163797), (315, 64063359), (401, 50324085), (405, 49827057), (427, 47259855), (485, 41608161), (549, 36757665), (567, 35590755), (679, 29720115), (873, 23115645), (915, 22054599), (945, 21354453), (1203, 16774695), (1215, 16609019), (1281, 15753285), (1455, 13869387), (1647, 12252555), (1701, 11863585), (2005, 10064817), (2037, 9906705), (2135, 9451971), (2619, 7705215), (2745, 7351533), (2807, 7189155), (2835, 7118151), (3395, 5944023), (3609, 5591565), (3843, 5251095), (4365, 4623129), (4941, 4084185), (5917, 3410505), (6015, 3354939), (6111, 3302235), (6405, 3150657), (7857, 2568405), (8235, 2450511), (8421, 2396385), (8505, 2372717), (10185, 1981341), (10827, 1863855), (11529, 1750365), (13095, 1541043), (14035, 1437831), (14823, 1361395), (17751, 1136835), (18045, 1118313), (18333, 1100745), (19215, 1050219), (23571, 856135), (24461, 824985), (24705, 816837), (25263, 798795), (29585, 682101), (30555, 660447), (32481, 621285), (34587, 583455), (38897, 518805), (39285, 513681), (41419, 487215), (42105, 479277), (53253, 378945), (54135, 372771), (54999, 366915), (57645, 350073), (73383, 274995), (74115, 272279), (75789, 266265), (88755, 227367), (91665, 220149), (97443, 207095), (103761, 194485), (116691, 172935), (117855, 171227), (122305, 164997), (124257, 162405), (126315, 159759)]