31484460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{10709}}^1$

素因数の和:10735

約数の個数: 72

約数和(自身を含む): 102558960

約数和(自身を除く): 71074500

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 10709, 21418, 32127, 42836, 53545, 64254, 74963, 107090, 128508, 149926, 160635, 214180, 224889, 299852, 321270, 374815, 449778, 524741, 642540, 749630, 899556, 1049482, 1124445, 1499260, 1574223, 2098964, 2248890, 2623705, 3148446, 4497780, 5247410, 6296892, 7871115, 10494820, 15742230, 31484460]

約数ペア:

[(1, 31484460), (2, 15742230), (3, 10494820), (4, 7871115), (5, 6296892), (6, 5247410), (7, 4497780), (10, 3148446), (12, 2623705), (14, 2248890), (15, 2098964), (20, 1574223), (21, 1499260), (28, 1124445), (30, 1049482), (35, 899556), (42, 749630), (49, 642540), (60, 524741), (70, 449778), (84, 374815), (98, 321270), (105, 299852), (140, 224889), (147, 214180), (196, 160635), (210, 149926), (245, 128508), (294, 107090), (420, 74963), (490, 64254), (588, 53545), (735, 42836), (980, 32127), (1470, 21418), (2940, 10709)]