2000955285

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:464

約数の個数: 128

約数和(自身を含む): 4172636160

約数和(自身を除く): 2171680875

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 83, 97, 105, 135, 189, 249, 263, 291, 315, 415, 485, 581, 679, 747, 789, 873, 945, 1245, 1315, 1455, 1743, 1841, 2037, 2241, 2367, 2619, 2905, 3395, 3735, 3945, 4365, 5229, 5523, 6111, 7101, 8051, 8715, 9205, 10185, 11205, 11835, 13095, 15687, 16569, 18333, 21829, 24153, 25511, 26145, 27615, 30555, 35505, 40255, 49707, 56357, 65487, 72459, 76533, 78435, 82845, 91665, 109145, 120765, 127555, 152803, 169071, 178577, 196461, 217377, 229599, 248535, 281785, 327435, 362295, 382665, 458409, 507213, 535731, 589383, 688797, 764015, 845355, 892885, 982305, 1086885, 1147995, 1375227, 1521639, 1607193, 2117413, 2292045, 2536065, 2678655, 2946915, 3443985, 4125681, 4821579, 6352239, 6876135, 7608195, 8035965, 10587065, 14821891, 19056717, 20628405, 24107895, 31761195, 44465673, 57170151, 74109455, 95283585, 133397019, 222328365, 285850755, 400191057, 666985095, 2000955285]

約数ペア:

[(1, 2000955285), (3, 666985095), (5, 400191057), (7, 285850755), (9, 222328365), (15, 133397019), (21, 95283585), (27, 74109455), (35, 57170151), (45, 44465673), (63, 31761195), (83, 24107895), (97, 20628405), (105, 19056717), (135, 14821891), (189, 10587065), (249, 8035965), (263, 7608195), (291, 6876135), (315, 6352239), (415, 4821579), (485, 4125681), (581, 3443985), (679, 2946915), (747, 2678655), (789, 2536065), (873, 2292045), (945, 2117413), (1245, 1607193), (1315, 1521639), (1455, 1375227), (1743, 1147995), (1841, 1086885), (2037, 982305), (2241, 892885), (2367, 845355), (2619, 764015), (2905, 688797), (3395, 589383), (3735, 535731), (3945, 507213), (4365, 458409), (5229, 382665), (5523, 362295), (6111, 327435), (7101, 281785), (8051, 248535), (8715, 229599), (9205, 217377), (10185, 196461), (11205, 178577), (11835, 169071), (13095, 152803), (15687, 127555), (16569, 120765), (18333, 109145), (21829, 91665), (24153, 82845), (25511, 78435), (26145, 76533), (27615, 72459), (30555, 65487), (35505, 56357), (40255, 49707)]