205378512

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{1321}}^1$

素因数の和:1452

約数の個数: 80

約数和(自身を含む): 550798080

約数和(自身を除く): 345419568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 79, 82, 123, 158, 164, 237, 246, 316, 328, 474, 492, 632, 656, 948, 984, 1264, 1321, 1896, 1968, 2642, 3239, 3792, 3963, 5284, 6478, 7926, 9717, 10568, 12956, 15852, 19434, 21136, 25912, 31704, 38868, 51824, 54161, 63408, 77736, 104359, 108322, 155472, 162483, 208718, 216644, 313077, 324966, 417436, 433288, 626154, 649932, 834872, 866576, 1252308, 1299864, 1669744, 2504616, 2599728, 4278719, 5009232, 8557438, 12836157, 17114876, 25672314, 34229752, 51344628, 68459504, 102689256, 205378512]

約数ペア:

[(1, 205378512), (2, 102689256), (3, 68459504), (4, 51344628), (6, 34229752), (8, 25672314), (12, 17114876), (16, 12836157), (24, 8557438), (41, 5009232), (48, 4278719), (79, 2599728), (82, 2504616), (123, 1669744), (158, 1299864), (164, 1252308), (237, 866576), (246, 834872), (316, 649932), (328, 626154), (474, 433288), (492, 417436), (632, 324966), (656, 313077), (948, 216644), (984, 208718), (1264, 162483), (1321, 155472), (1896, 108322), (1968, 104359), (2642, 77736), (3239, 63408), (3792, 54161), (3963, 51824), (5284, 38868), (6478, 31704), (7926, 25912), (9717, 21136), (10568, 19434), (12956, 15852)]