20451636135

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{1321}}^1$

素因数の和:1515

約数の個数: 160

約数和(自身を含む): 43243487232

約数和(自身を除く): 22791851097

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 43, 45, 63, 81, 105, 127, 129, 135, 189, 215, 301, 315, 381, 387, 405, 567, 635, 645, 889, 903, 945, 1143, 1161, 1321, 1505, 1905, 1935, 2667, 2709, 2835, 3429, 3483, 3963, 4445, 4515, 5461, 5715, 5805, 6605, 8001, 8127, 9247, 10287, 11889, 13335, 13545, 16383, 17145, 17415, 19815, 24003, 24381, 27305, 27741, 35667, 38227, 40005, 40635, 46235, 49149, 51435, 56803, 59445, 72009, 81915, 83223, 107001, 114681, 120015, 121905, 138705, 147447, 167767, 170409, 178335, 191135, 245745, 249669, 284015, 344043, 360045, 397621, 416115, 442341, 503301, 511227, 535005, 573405, 737235, 749007, 838835, 852045, 1032129, 1174369, 1192863, 1248345, 1509903, 1533681, 1720215, 1988105, 2211705, 2516505, 2556135, 3096387, 3523107, 3578589, 3745035, 4529709, 4601043, 5160645, 5871845, 5964315, 7213981, 7549515, 7668405, 10569321, 10735767, 13589127, 15481935, 17615535, 17892945, 21641943, 22648545, 23005215, 31707963, 32207301, 36069905, 50497867, 52846605, 53678835, 64925829, 67945635, 95123889, 108209715, 151493601, 158539815, 161036505, 194777487, 252489335, 324629145, 454480803, 475619445, 584332461, 757468005, 973887435, 1363442409, 2272404015, 2921662305, 4090327227, 6817212045, 20451636135]

約数ペア:

[(1, 20451636135), (3, 6817212045), (5, 4090327227), (7, 2921662305), (9, 2272404015), (15, 1363442409), (21, 973887435), (27, 757468005), (35, 584332461), (43, 475619445), (45, 454480803), (63, 324629145), (81, 252489335), (105, 194777487), (127, 161036505), (129, 158539815), (135, 151493601), (189, 108209715), (215, 95123889), (301, 67945635), (315, 64925829), (381, 53678835), (387, 52846605), (405, 50497867), (567, 36069905), (635, 32207301), (645, 31707963), (889, 23005215), (903, 22648545), (945, 21641943), (1143, 17892945), (1161, 17615535), (1321, 15481935), (1505, 13589127), (1905, 10735767), (1935, 10569321), (2667, 7668405), (2709, 7549515), (2835, 7213981), (3429, 5964315), (3483, 5871845), (3963, 5160645), (4445, 4601043), (4515, 4529709), (5461, 3745035), (5715, 3578589), (5805, 3523107), (6605, 3096387), (8001, 2556135), (8127, 2516505), (9247, 2211705), (10287, 1988105), (11889, 1720215), (13335, 1533681), (13545, 1509903), (16383, 1248345), (17145, 1192863), (17415, 1174369), (19815, 1032129), (24003, 852045), (24381, 838835), (27305, 749007), (27741, 737235), (35667, 573405), (38227, 535005), (40005, 511227), (40635, 503301), (46235, 442341), (49149, 416115), (51435, 397621), (56803, 360045), (59445, 344043), (72009, 284015), (81915, 249669), (83223, 245745), (107001, 191135), (114681, 178335), (120015, 170409), (121905, 167767), (138705, 147447)]