31379640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13763}}^1$

素因数の和:13796

約数の個数: 64

約数和(自身を含む): 99100800

約数和(自身を除く): 67721160

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, 13763, 27526, 41289, 55052, 68815, 82578, 110104, 137630, 165156, 206445, 261497, 275260, 330312, 412890, 522994, 550520, 784491, 825780, 1045988, 1307485, 1568982, 1651560, 2091976, 2614970, 3137964, 3922455, 5229940, 6275928, 7844910, 10459880, 15689820, 31379640]

約数ペア:

[(1, 31379640), (2, 15689820), (3, 10459880), (4, 7844910), (5, 6275928), (6, 5229940), (8, 3922455), (10, 3137964), (12, 2614970), (15, 2091976), (19, 1651560), (20, 1568982), (24, 1307485), (30, 1045988), (38, 825780), (40, 784491), (57, 550520), (60, 522994), (76, 412890), (95, 330312), (114, 275260), (120, 261497), (152, 206445), (190, 165156), (228, 137630), (285, 110104), (380, 82578), (456, 68815), (570, 55052), (760, 41289), (1140, 27526), (2280, 13763)]