222715720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{2237}}^1$

素因数の和:2398

約数の個数: 64

約数和(自身を含む): 531748800

約数和(自身を除く): 309033080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 131, 152, 190, 262, 380, 524, 655, 760, 1048, 1310, 2237, 2489, 2620, 4474, 4978, 5240, 8948, 9956, 11185, 12445, 17896, 19912, 22370, 24890, 42503, 44740, 49780, 85006, 89480, 99560, 170012, 212515, 293047, 340024, 425030, 586094, 850060, 1172188, 1465235, 1700120, 2344376, 2930470, 5567893, 5860940, 11135786, 11721880, 22271572, 27839465, 44543144, 55678930, 111357860, 222715720]

約数ペア:

[(1, 222715720), (2, 111357860), (4, 55678930), (5, 44543144), (8, 27839465), (10, 22271572), (19, 11721880), (20, 11135786), (38, 5860940), (40, 5567893), (76, 2930470), (95, 2344376), (131, 1700120), (152, 1465235), (190, 1172188), (262, 850060), (380, 586094), (524, 425030), (655, 340024), (760, 293047), (1048, 212515), (1310, 170012), (2237, 99560), (2489, 89480), (2620, 85006), (4474, 49780), (4978, 44740), (5240, 42503), (8948, 24890), (9956, 22370), (11185, 19912), (12445, 17896)]