416285820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{121721}}^1$

素因数の和:121755

約数の個数: 72

約数和(自身を含む): 1329204240

約数和(自身を除く): 912918420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 121721, 243442, 365163, 486884, 608605, 730326, 1095489, 1217210, 1460652, 1825815, 2190978, 2312699, 2434420, 3651630, 4381956, 4625398, 5477445, 6938097, 7303260, 9250796, 10954890, 11563495, 13876194, 20814291, 21909780, 23126990, 27752388, 34690485, 41628582, 46253980, 69380970, 83257164, 104071455, 138761940, 208142910, 416285820]

約数ペア:

[(1, 416285820), (2, 208142910), (3, 138761940), (4, 104071455), (5, 83257164), (6, 69380970), (9, 46253980), (10, 41628582), (12, 34690485), (15, 27752388), (18, 23126990), (19, 21909780), (20, 20814291), (30, 13876194), (36, 11563495), (38, 10954890), (45, 9250796), (57, 7303260), (60, 6938097), (76, 5477445), (90, 4625398), (95, 4381956), (114, 3651630), (171, 2434420), (180, 2312699), (190, 2190978), (228, 1825815), (285, 1460652), (342, 1217210), (380, 1095489), (570, 730326), (684, 608605), (855, 486884), (1140, 365163), (1710, 243442), (3420, 121721)]