111711920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{557}}^1$

素因数の和:702

約数の個数: 80

約数和(自身を含む): 274000320

約数和(自身を除く): 162288400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 109, 115, 184, 218, 230, 368, 436, 460, 545, 557, 872, 920, 1090, 1114, 1744, 1840, 2180, 2228, 2507, 2785, 4360, 4456, 5014, 5570, 8720, 8912, 10028, 11140, 12535, 12811, 20056, 22280, 25070, 25622, 40112, 44560, 50140, 51244, 60713, 64055, 100280, 102488, 121426, 128110, 200560, 204976, 242852, 256220, 303565, 485704, 512440, 607130, 971408, 1024880, 1214260, 1396399, 2428520, 2792798, 4857040, 5585596, 6981995, 11171192, 13963990, 22342384, 27927980, 55855960, 111711920]

約数ペア:

[(1, 111711920), (2, 55855960), (4, 27927980), (5, 22342384), (8, 13963990), (10, 11171192), (16, 6981995), (20, 5585596), (23, 4857040), (40, 2792798), (46, 2428520), (80, 1396399), (92, 1214260), (109, 1024880), (115, 971408), (184, 607130), (218, 512440), (230, 485704), (368, 303565), (436, 256220), (460, 242852), (545, 204976), (557, 200560), (872, 128110), (920, 121426), (1090, 102488), (1114, 100280), (1744, 64055), (1840, 60713), (2180, 51244), (2228, 50140), (2507, 44560), (2785, 40112), (4360, 25622), (4456, 25070), (5014, 22280), (5570, 20056), (8720, 12811), (8912, 12535), (10028, 11140)]