221147460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{64663}}^1$

素因数の和:64697

約数の個数: 72

約数和(自身を含む): 706130880

約数和(自身を除く): 484983420

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, 64663, 129326, 193989, 258652, 323315, 387978, 581967, 646630, 775956, 969945, 1163934, 1228597, 1293260, 1939890, 2327868, 2457194, 2909835, 3685791, 3879780, 4914388, 5819670, 6142985, 7371582, 11057373, 11639340, 12285970, 14743164, 18428955, 22114746, 24571940, 36857910, 44229492, 55286865, 73715820, 110573730, 221147460]

約数ペア:

[(1, 221147460), (2, 110573730), (3, 73715820), (4, 55286865), (5, 44229492), (6, 36857910), (9, 24571940), (10, 22114746), (12, 18428955), (15, 14743164), (18, 12285970), (19, 11639340), (20, 11057373), (30, 7371582), (36, 6142985), (38, 5819670), (45, 4914388), (57, 3879780), (60, 3685791), (76, 2909835), (90, 2457194), (95, 2327868), (114, 1939890), (171, 1293260), (180, 1228597), (190, 1163934), (228, 969945), (285, 775956), (342, 646630), (380, 581967), (570, 387978), (684, 323315), (855, 258652), (1140, 193989), (1710, 129326), (3420, 64663)]