7977720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3499}}^1$

素因数の和:3532

約数の個数: 64

約数和(自身を含む): 25200000

約数和(自身を除く): 17222280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 3499, 6998, 10497, 13996, 17495, 20994, 27992, 34990, 41988, 52485, 66481, 69980, 83976, 104970, 132962, 139960, 199443, 209940, 265924, 332405, 398886, 419880, 531848, 664810, 797772, 997215, 1329620, 1595544, 1994430, 2659240, 3988860, 7977720]

約数ペア:

[(1, 7977720), (2, 3988860), (3, 2659240), (4, 1994430), (5, 1595544), (6, 1329620), (8, 997215), (10, 797772), (12, 664810), (15, 531848), (19, 419880), (20, 398886), (24, 332405), (30, 265924), (38, 209940), (40, 199443), (57, 139960), (60, 132962), (76, 104970), (95, 83976), (114, 69980), (120, 66481), (152, 52485), (190, 41988), (228, 34990), (285, 27992), (380, 20994), (456, 17495), (570, 13996), (760, 10497), (1140, 6998), (2280, 3499)]