255089820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{11777}}^1$

素因数の和:11827

約数の個数: 72

約数和(自身を含む): 753886224

約数和(自身を除く): 498796404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 361, 380, 570, 722, 1083, 1140, 1444, 1805, 2166, 3610, 4332, 5415, 7220, 10830, 11777, 21660, 23554, 35331, 47108, 58885, 70662, 117770, 141324, 176655, 223763, 235540, 353310, 447526, 671289, 706620, 895052, 1118815, 1342578, 2237630, 2685156, 3356445, 4251497, 4475260, 6712890, 8502994, 12754491, 13425780, 17005988, 21257485, 25508982, 42514970, 51017964, 63772455, 85029940, 127544910, 255089820]

約数ペア:

[(1, 255089820), (2, 127544910), (3, 85029940), (4, 63772455), (5, 51017964), (6, 42514970), (10, 25508982), (12, 21257485), (15, 17005988), (19, 13425780), (20, 12754491), (30, 8502994), (38, 6712890), (57, 4475260), (60, 4251497), (76, 3356445), (95, 2685156), (114, 2237630), (190, 1342578), (228, 1118815), (285, 895052), (361, 706620), (380, 671289), (570, 447526), (722, 353310), (1083, 235540), (1140, 223763), (1444, 176655), (1805, 141324), (2166, 117770), (3610, 70662), (4332, 58885), (5415, 47108), (7220, 35331), (10830, 23554), (11777, 21660)]