27217980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1699}}^1$

素因数の和:1803

約数の個数: 72

約数和(自身を含む): 83538000

約数和(自身を除く): 56320020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1699, 1780, 2670, 3204, 3398, 4005, 5097, 5340, 6796, 8010, 8495, 10194, 15291, 16020, 16990, 20388, 25485, 30582, 33980, 50970, 61164, 76455, 101940, 151211, 152910, 302422, 305820, 453633, 604844, 756055, 907266, 1360899, 1512110, 1814532, 2268165, 2721798, 3024220, 4536330, 5443596, 6804495, 9072660, 13608990, 27217980]

約数ペア:

[(1, 27217980), (2, 13608990), (3, 9072660), (4, 6804495), (5, 5443596), (6, 4536330), (9, 3024220), (10, 2721798), (12, 2268165), (15, 1814532), (18, 1512110), (20, 1360899), (30, 907266), (36, 756055), (45, 604844), (60, 453633), (89, 305820), (90, 302422), (178, 152910), (180, 151211), (267, 101940), (356, 76455), (445, 61164), (534, 50970), (801, 33980), (890, 30582), (1068, 25485), (1335, 20388), (1602, 16990), (1699, 16020), (1780, 15291), (2670, 10194), (3204, 8495), (3398, 8010), (4005, 6796), (5097, 5340)]