409207920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{155003}}^1$

素因数の和:155030

約数の個数: 80

約数和(自身を含む): 1383875712

約数和(自身を除く): 974667792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 155003, 310006, 465009, 620012, 775015, 930018, 1240024, 1550030, 1705033, 1860036, 2325045, 2480048, 3100060, 3410066, 3720072, 4650090, 5115099, 6200120, 6820132, 7440144, 8525165, 9300180, 10230198, 12400240, 13640264, 17050330, 18600360, 20460396, 25575495, 27280528, 34100660, 37200720, 40920792, 51150990, 68201320, 81841584, 102301980, 136402640, 204603960, 409207920]

約数ペア:

[(1, 409207920), (2, 204603960), (3, 136402640), (4, 102301980), (5, 81841584), (6, 68201320), (8, 51150990), (10, 40920792), (11, 37200720), (12, 34100660), (15, 27280528), (16, 25575495), (20, 20460396), (22, 18600360), (24, 17050330), (30, 13640264), (33, 12400240), (40, 10230198), (44, 9300180), (48, 8525165), (55, 7440144), (60, 6820132), (66, 6200120), (80, 5115099), (88, 4650090), (110, 3720072), (120, 3410066), (132, 3100060), (165, 2480048), (176, 2325045), (220, 1860036), (240, 1705033), (264, 1550030), (330, 1240024), (440, 930018), (528, 775015), (660, 620012), (880, 465009), (1320, 310006), (2640, 155003)]