171720256

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{571}}^1$

素因数の和:747

約数の個数: 56

約数和(自身を含む): 353340416

約数和(自身を除く): 181620160

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 127, 148, 254, 296, 508, 571, 592, 1016, 1142, 1184, 2032, 2284, 2368, 4064, 4568, 4699, 8128, 9136, 9398, 18272, 18796, 21127, 36544, 37592, 42254, 72517, 75184, 84508, 145034, 150368, 169016, 290068, 300736, 338032, 580136, 676064, 1160272, 1352128, 2320544, 2683129, 4641088, 5366258, 10732516, 21465032, 42930064, 85860128, 171720256]

約数ペア:

[(1, 171720256), (2, 85860128), (4, 42930064), (8, 21465032), (16, 10732516), (32, 5366258), (37, 4641088), (64, 2683129), (74, 2320544), (127, 1352128), (148, 1160272), (254, 676064), (296, 580136), (508, 338032), (571, 300736), (592, 290068), (1016, 169016), (1142, 150368), (1184, 145034), (2032, 84508), (2284, 75184), (2368, 72517), (4064, 42254), (4568, 37592), (4699, 36544), (8128, 21127), (9136, 18796), (9398, 18272)]