2776560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1$

素因数の和:542

約数の個数: 80

約数和(自身を含む): 8999424

約数和(自身を除く): 6222864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 503, 552, 690, 920, 1006, 1104, 1380, 1509, 1840, 2012, 2515, 2760, 3018, 4024, 5030, 5520, 6036, 7545, 8048, 10060, 11569, 12072, 15090, 20120, 23138, 24144, 30180, 34707, 40240, 46276, 57845, 60360, 69414, 92552, 115690, 120720, 138828, 173535, 185104, 231380, 277656, 347070, 462760, 555312, 694140, 925520, 1388280, 2776560]

約数ペア:

[(1, 2776560), (2, 1388280), (3, 925520), (4, 694140), (5, 555312), (6, 462760), (8, 347070), (10, 277656), (12, 231380), (15, 185104), (16, 173535), (20, 138828), (23, 120720), (24, 115690), (30, 92552), (40, 69414), (46, 60360), (48, 57845), (60, 46276), (69, 40240), (80, 34707), (92, 30180), (115, 24144), (120, 23138), (138, 20120), (184, 15090), (230, 12072), (240, 11569), (276, 10060), (345, 8048), (368, 7545), (460, 6036), (503, 5520), (552, 5030), (690, 4024), (920, 3018), (1006, 2760), (1104, 2515), (1380, 2012), (1509, 1840)]