157920532

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{823}}^1$

素因数の和:941

約数の個数: 72

約数和(自身を含む): 355078080

約数和(自身を除く): 197157548

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 89, 98, 154, 178, 196, 308, 356, 539, 623, 823, 979, 1078, 1246, 1646, 1958, 2156, 2492, 3292, 3916, 4361, 5761, 6853, 8722, 9053, 11522, 13706, 17444, 18106, 23044, 27412, 36212, 40327, 47971, 63371, 73247, 80654, 95942, 126742, 146494, 161308, 191884, 253484, 292988, 443597, 512729, 805717, 887194, 1025458, 1611434, 1774388, 2050916, 3222868, 3589103, 5640019, 7178206, 11280038, 14356412, 22560076, 39480133, 78960266, 157920532]

約数ペア:

[(1, 157920532), (2, 78960266), (4, 39480133), (7, 22560076), (11, 14356412), (14, 11280038), (22, 7178206), (28, 5640019), (44, 3589103), (49, 3222868), (77, 2050916), (89, 1774388), (98, 1611434), (154, 1025458), (178, 887194), (196, 805717), (308, 512729), (356, 443597), (539, 292988), (623, 253484), (823, 191884), (979, 161308), (1078, 146494), (1246, 126742), (1646, 95942), (1958, 80654), (2156, 73247), (2492, 63371), (3292, 47971), (3916, 40327), (4361, 36212), (5761, 27412), (6853, 23044), (8722, 18106), (9053, 17444), (11522, 13706)]