18328738920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{33547}}^1$

素因数の和:33747

約数の個数: 128

約数和(自身を含む): 57246307200

約数和(自身を除く): 38917568280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 87, 116, 120, 145, 157, 174, 232, 290, 314, 348, 435, 471, 580, 628, 696, 785, 870, 942, 1160, 1256, 1570, 1740, 1884, 2355, 3140, 3480, 3768, 4553, 4710, 6280, 9106, 9420, 13659, 18212, 18840, 22765, 27318, 33547, 36424, 45530, 54636, 67094, 68295, 91060, 100641, 109272, 134188, 136590, 167735, 182120, 201282, 268376, 273180, 335470, 402564, 503205, 546360, 670940, 805128, 972863, 1006410, 1341880, 1945726, 2012820, 2918589, 3891452, 4025640, 4864315, 5266879, 5837178, 7782904, 9728630, 10533758, 11674356, 14592945, 15800637, 19457260, 21067516, 23348712, 26334395, 29185890, 31601274, 38914520, 42135032, 52668790, 58371780, 63202548, 79003185, 105337580, 116743560, 126405096, 152739491, 158006370, 210675160, 305478982, 316012740, 458218473, 610957964, 632025480, 763697455, 916436946, 1221915928, 1527394910, 1832873892, 2291092365, 3054789820, 3665747784, 4582184730, 6109579640, 9164369460, 18328738920]

約数ペア:

[(1, 18328738920), (2, 9164369460), (3, 6109579640), (4, 4582184730), (5, 3665747784), (6, 3054789820), (8, 2291092365), (10, 1832873892), (12, 1527394910), (15, 1221915928), (20, 916436946), (24, 763697455), (29, 632025480), (30, 610957964), (40, 458218473), (58, 316012740), (60, 305478982), (87, 210675160), (116, 158006370), (120, 152739491), (145, 126405096), (157, 116743560), (174, 105337580), (232, 79003185), (290, 63202548), (314, 58371780), (348, 52668790), (435, 42135032), (471, 38914520), (580, 31601274), (628, 29185890), (696, 26334395), (785, 23348712), (870, 21067516), (942, 19457260), (1160, 15800637), (1256, 14592945), (1570, 11674356), (1740, 10533758), (1884, 9728630), (2355, 7782904), (3140, 5837178), (3480, 5266879), (3768, 4864315), (4553, 4025640), (4710, 3891452), (6280, 2918589), (9106, 2012820), (9420, 1945726), (13659, 1341880), (18212, 1006410), (18840, 972863), (22765, 805128), (27318, 670940), (33547, 546360), (36424, 503205), (45530, 402564), (54636, 335470), (67094, 273180), (68295, 268376), (91060, 201282), (100641, 182120), (109272, 167735), (134188, 136590)]