31826480

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:403

約数の個数: 120

約数和(自身を含む): 90074592

約数和(自身を除く): 58248112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 161, 184, 196, 230, 245, 280, 322, 353, 368, 392, 460, 490, 560, 644, 706, 784, 805, 920, 980, 1127, 1288, 1412, 1610, 1765, 1840, 1960, 2254, 2471, 2576, 2824, 3220, 3530, 3920, 4508, 4942, 5635, 5648, 6440, 7060, 8119, 9016, 9884, 11270, 12355, 12880, 14120, 16238, 17297, 18032, 19768, 22540, 24710, 28240, 32476, 34594, 39536, 40595, 45080, 49420, 56833, 64952, 69188, 81190, 86485, 90160, 98840, 113666, 129904, 138376, 162380, 172970, 197680, 227332, 276752, 284165, 324760, 345940, 397831, 454664, 568330, 649520, 691880, 795662, 909328, 1136660, 1383760, 1591324, 1989155, 2273320, 3182648, 3978310, 4546640, 6365296, 7956620, 15913240, 31826480]

約数ペア:

[(1, 31826480), (2, 15913240), (4, 7956620), (5, 6365296), (7, 4546640), (8, 3978310), (10, 3182648), (14, 2273320), (16, 1989155), (20, 1591324), (23, 1383760), (28, 1136660), (35, 909328), (40, 795662), (46, 691880), (49, 649520), (56, 568330), (70, 454664), (80, 397831), (92, 345940), (98, 324760), (112, 284165), (115, 276752), (140, 227332), (161, 197680), (184, 172970), (196, 162380), (230, 138376), (245, 129904), (280, 113666), (322, 98840), (353, 90160), (368, 86485), (392, 81190), (460, 69188), (490, 64952), (560, 56833), (644, 49420), (706, 45080), (784, 40595), (805, 39536), (920, 34594), (980, 32476), (1127, 28240), (1288, 24710), (1412, 22540), (1610, 19768), (1765, 18032), (1840, 17297), (1960, 16238), (2254, 14120), (2471, 12880), (2576, 12355), (2824, 11270), (3220, 9884), (3530, 9016), (3920, 8119), (4508, 7060), (4942, 6440), (5635, 5648)]