163247480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{563}}^1\times {\mathrm{659}}^1$

素因数の和:1244

約数の個数: 64

約数和(自身を含む): 402019200

約数和(自身を除く): 238771720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 563, 659, 1126, 1318, 2252, 2636, 2815, 3295, 4504, 5272, 5630, 6193, 6590, 7249, 11260, 12386, 13180, 14498, 22520, 24772, 26360, 28996, 30965, 36245, 49544, 57992, 61930, 72490, 123860, 144980, 247720, 289960, 371017, 742034, 1484068, 1855085, 2968136, 3710170, 4081187, 7420340, 8162374, 14840680, 16324748, 20405935, 32649496, 40811870, 81623740, 163247480]

約数ペア:

[(1, 163247480), (2, 81623740), (4, 40811870), (5, 32649496), (8, 20405935), (10, 16324748), (11, 14840680), (20, 8162374), (22, 7420340), (40, 4081187), (44, 3710170), (55, 2968136), (88, 1855085), (110, 1484068), (220, 742034), (440, 371017), (563, 289960), (659, 247720), (1126, 144980), (1318, 123860), (2252, 72490), (2636, 61930), (2815, 57992), (3295, 49544), (4504, 36245), (5272, 30965), (5630, 28996), (6193, 26360), (6590, 24772), (7249, 22520), (11260, 14498), (12386, 13180)]