220521720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1837681}}^1$

素因数の和:1837695

約数の個数: 32

約数和(自身を含む): 661565520

約数和(自身を除く): 441043800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1837681, 3675362, 5513043, 7350724, 9188405, 11026086, 14701448, 18376810, 22052172, 27565215, 36753620, 44104344, 55130430, 73507240, 110260860, 220521720]

約数ペア:

[(1, 220521720), (2, 110260860), (3, 73507240), (4, 55130430), (5, 44104344), (6, 36753620), (8, 27565215), (10, 22052172), (12, 18376810), (15, 14701448), (20, 11026086), (24, 9188405), (30, 7350724), (40, 5513043), (60, 3675362), (120, 1837681)]