219325980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{9397}}^1$

素因数の和:9798

約数の個数: 48

約数和(自身を含む): 615756960

約数和(自身を除く): 396430980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 389, 778, 1167, 1556, 1945, 2334, 3890, 4668, 5835, 7780, 9397, 11670, 18794, 23340, 28191, 37588, 46985, 56382, 93970, 112764, 140955, 187940, 281910, 563820, 3655433, 7310866, 10966299, 14621732, 18277165, 21932598, 36554330, 43865196, 54831495, 73108660, 109662990, 219325980]

約数ペア:

[(1, 219325980), (2, 109662990), (3, 73108660), (4, 54831495), (5, 43865196), (6, 36554330), (10, 21932598), (12, 18277165), (15, 14621732), (20, 10966299), (30, 7310866), (60, 3655433), (389, 563820), (778, 281910), (1167, 187940), (1556, 140955), (1945, 112764), (2334, 93970), (3890, 56382), (4668, 46985), (5835, 37588), (7780, 28191), (9397, 23340), (11670, 18794)]