20528040555

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:362

約数の個数: 192

約数和(自身を含む): 40882383360

約数和(自身を除く): 20354342805

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 61, 67, 73, 99, 139, 165, 183, 201, 219, 305, 335, 365, 417, 495, 549, 603, 657, 671, 695, 737, 803, 915, 1005, 1095, 1251, 1529, 2013, 2085, 2211, 2409, 2745, 3015, 3285, 3355, 3685, 4015, 4087, 4453, 4587, 4891, 6039, 6255, 6633, 7227, 7645, 8479, 9313, 10065, 10147, 11055, 12045, 12261, 13359, 13761, 14673, 20435, 22265, 22935, 24455, 25437, 27939, 30195, 30441, 33165, 36135, 36783, 40077, 42395, 44019, 44957, 46565, 48983, 50735, 53801, 61305, 66795, 68805, 73365, 76311, 83817, 91323, 93269, 102443, 111617, 127185, 134871, 139695, 146949, 152205, 161403, 183915, 200385, 220095, 224785, 244915, 269005, 279807, 298351, 307329, 334851, 381555, 404613, 419085, 440847, 456615, 466345, 484209, 512215, 558085, 568093, 618967, 674355, 679849, 734745, 807015, 839421, 895053, 921987, 1004553, 1399035, 1491755, 1536645, 1674255, 1704279, 1856901, 2023065, 2039547, 2204235, 2421045, 2685159, 2840465, 3094835, 3281861, 3399245, 4197105, 4475265, 4609935, 5022765, 5112837, 5570703, 6118641, 6249023, 6808637, 7478339, 8521395, 9284505, 9845583, 10197735, 13425795, 16409305, 18747069, 20425911, 22435017, 25564185, 27853515, 29536749, 30593205, 31245115, 34043185, 37391695, 41470789, 49227915, 56241207, 61277733, 67305051, 93735345, 102129555, 112175085, 124412367, 147683745, 207353945, 281206035, 306388665, 336525255, 373237101, 456178679, 622061835, 1368536037, 1866185505, 2280893395, 4105608111, 6842680185, 20528040555]

約数ペア:

[(1, 20528040555), (3, 6842680185), (5, 4105608111), (9, 2280893395), (11, 1866185505), (15, 1368536037), (33, 622061835), (45, 456178679), (55, 373237101), (61, 336525255), (67, 306388665), (73, 281206035), (99, 207353945), (139, 147683745), (165, 124412367), (183, 112175085), (201, 102129555), (219, 93735345), (305, 67305051), (335, 61277733), (365, 56241207), (417, 49227915), (495, 41470789), (549, 37391695), (603, 34043185), (657, 31245115), (671, 30593205), (695, 29536749), (737, 27853515), (803, 25564185), (915, 22435017), (1005, 20425911), (1095, 18747069), (1251, 16409305), (1529, 13425795), (2013, 10197735), (2085, 9845583), (2211, 9284505), (2409, 8521395), (2745, 7478339), (3015, 6808637), (3285, 6249023), (3355, 6118641), (3685, 5570703), (4015, 5112837), (4087, 5022765), (4453, 4609935), (4587, 4475265), (4891, 4197105), (6039, 3399245), (6255, 3281861), (6633, 3094835), (7227, 2840465), (7645, 2685159), (8479, 2421045), (9313, 2204235), (10065, 2039547), (10147, 2023065), (11055, 1856901), (12045, 1704279), (12261, 1674255), (13359, 1536645), (13761, 1491755), (14673, 1399035), (20435, 1004553), (22265, 921987), (22935, 895053), (24455, 839421), (25437, 807015), (27939, 734745), (30195, 679849), (30441, 674355), (33165, 618967), (36135, 568093), (36783, 558085), (40077, 512215), (42395, 484209), (44019, 466345), (44957, 456615), (46565, 440847), (48983, 419085), (50735, 404613), (53801, 381555), (61305, 334851), (66795, 307329), (68805, 298351), (73365, 279807), (76311, 269005), (83817, 244915), (91323, 224785), (93269, 220095), (102443, 200385), (111617, 183915), (127185, 161403), (134871, 152205), (139695, 146949)]