218522340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{404671}}^1$

素因数の和:404689

約数の個数: 48

約数和(自身を含む): 679848960

約数和(自身を除く): 461326620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 404671, 809342, 1214013, 1618684, 2023355, 2428026, 3642039, 4046710, 4856052, 6070065, 7284078, 8093420, 10926117, 12140130, 14568156, 18210195, 21852234, 24280260, 36420390, 43704468, 54630585, 72840780, 109261170, 218522340]

約数ペア:

[(1, 218522340), (2, 109261170), (3, 72840780), (4, 54630585), (5, 43704468), (6, 36420390), (9, 24280260), (10, 21852234), (12, 18210195), (15, 14568156), (18, 12140130), (20, 10926117), (27, 8093420), (30, 7284078), (36, 6070065), (45, 4856052), (54, 4046710), (60, 3642039), (90, 2428026), (108, 2023355), (135, 1618684), (180, 1214013), (270, 809342), (540, 404671)]