203941980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103001}}^1$

素因数の和:103027

約数の個数: 72

約数和(自身を含む): 674869104

約数和(自身を除く): 470927124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 103001, 206002, 309003, 412004, 515005, 618006, 927009, 1030010, 1133011, 1236012, 1545015, 1854018, 2060020, 2266022, 3090030, 3399033, 3708036, 4532044, 4635045, 5665055, 6180060, 6798066, 9270090, 10197099, 11330110, 13596132, 16995165, 18540180, 20394198, 22660220, 33990330, 40788396, 50985495, 67980660, 101970990, 203941980]

約数ペア:

[(1, 203941980), (2, 101970990), (3, 67980660), (4, 50985495), (5, 40788396), (6, 33990330), (9, 22660220), (10, 20394198), (11, 18540180), (12, 16995165), (15, 13596132), (18, 11330110), (20, 10197099), (22, 9270090), (30, 6798066), (33, 6180060), (36, 5665055), (44, 4635045), (45, 4532044), (55, 3708036), (60, 3399033), (66, 3090030), (90, 2266022), (99, 2060020), (110, 1854018), (132, 1545015), (165, 1236012), (180, 1133011), (198, 1030010), (220, 927009), (330, 618006), (396, 515005), (495, 412004), (660, 309003), (990, 206002), (1980, 103001)]