219904290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{128599}}^1$

素因数の和:128631

約数の個数: 48

約数和(自身を含む): 601848000

約数和(自身を除く): 381943710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 128599, 257198, 385797, 642995, 771594, 1157391, 1285990, 1928985, 2314782, 2443381, 3857970, 4886762, 5786955, 7330143, 11573910, 12216905, 14660286, 21990429, 24433810, 36650715, 43980858, 73301430, 109952145, 219904290]

約数ペア:

[(1, 219904290), (2, 109952145), (3, 73301430), (5, 43980858), (6, 36650715), (9, 24433810), (10, 21990429), (15, 14660286), (18, 12216905), (19, 11573910), (30, 7330143), (38, 5786955), (45, 4886762), (57, 3857970), (90, 2443381), (95, 2314782), (114, 1928985), (171, 1285990), (190, 1157391), (285, 771594), (342, 642995), (570, 385797), (855, 257198), (1710, 128599)]