220712520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2551}}^1$

素因数の和:2675

約数の個数: 128

約数和(自身を含む): 764375040

約数和(自身を除く): 543662520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 103, 105, 120, 140, 168, 206, 210, 280, 309, 412, 420, 515, 618, 721, 824, 840, 1030, 1236, 1442, 1545, 2060, 2163, 2472, 2551, 2884, 3090, 3605, 4120, 4326, 5102, 5768, 6180, 7210, 7653, 8652, 10204, 10815, 12360, 12755, 14420, 15306, 17304, 17857, 20408, 21630, 25510, 28840, 30612, 35714, 38265, 43260, 51020, 53571, 61224, 71428, 76530, 86520, 89285, 102040, 107142, 142856, 153060, 178570, 214284, 262753, 267855, 306120, 357140, 428568, 525506, 535710, 714280, 788259, 1051012, 1071420, 1313765, 1576518, 1839271, 2102024, 2142840, 2627530, 3153036, 3678542, 3941295, 5255060, 5517813, 6306072, 7357084, 7882590, 9196355, 10510120, 11035626, 14714168, 15765180, 18392710, 22071252, 27589065, 31530360, 36785420, 44142504, 55178130, 73570840, 110356260, 220712520]

約数ペア:

[(1, 220712520), (2, 110356260), (3, 73570840), (4, 55178130), (5, 44142504), (6, 36785420), (7, 31530360), (8, 27589065), (10, 22071252), (12, 18392710), (14, 15765180), (15, 14714168), (20, 11035626), (21, 10510120), (24, 9196355), (28, 7882590), (30, 7357084), (35, 6306072), (40, 5517813), (42, 5255060), (56, 3941295), (60, 3678542), (70, 3153036), (84, 2627530), (103, 2142840), (105, 2102024), (120, 1839271), (140, 1576518), (168, 1313765), (206, 1071420), (210, 1051012), (280, 788259), (309, 714280), (412, 535710), (420, 525506), (515, 428568), (618, 357140), (721, 306120), (824, 267855), (840, 262753), (1030, 214284), (1236, 178570), (1442, 153060), (1545, 142856), (2060, 107142), (2163, 102040), (2472, 89285), (2551, 86520), (2884, 76530), (3090, 71428), (3605, 61224), (4120, 53571), (4326, 51020), (5102, 43260), (5768, 38265), (6180, 35714), (7210, 30612), (7653, 28840), (8652, 25510), (10204, 21630), (10815, 20408), (12360, 17857), (12755, 17304), (14420, 15306)]