71561560

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1259}}^1$

素因数の和:1313

約数の個数: 96

約数和(自身を含む): 193914000

約数和(自身を除く): 122352440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 49, 56, 58, 70, 98, 116, 140, 145, 196, 203, 232, 245, 280, 290, 392, 406, 490, 580, 812, 980, 1015, 1160, 1259, 1421, 1624, 1960, 2030, 2518, 2842, 4060, 5036, 5684, 6295, 7105, 8120, 8813, 10072, 11368, 12590, 14210, 17626, 25180, 28420, 35252, 36511, 44065, 50360, 56840, 61691, 70504, 73022, 88130, 123382, 146044, 176260, 182555, 246764, 255577, 292088, 308455, 352520, 365110, 493528, 511154, 616910, 730220, 1022308, 1233820, 1277885, 1460440, 1789039, 2044616, 2467640, 2555770, 3578078, 5111540, 7156156, 8945195, 10223080, 14312312, 17890390, 35780780, 71561560]

約数ペア:

[(1, 71561560), (2, 35780780), (4, 17890390), (5, 14312312), (7, 10223080), (8, 8945195), (10, 7156156), (14, 5111540), (20, 3578078), (28, 2555770), (29, 2467640), (35, 2044616), (40, 1789039), (49, 1460440), (56, 1277885), (58, 1233820), (70, 1022308), (98, 730220), (116, 616910), (140, 511154), (145, 493528), (196, 365110), (203, 352520), (232, 308455), (245, 292088), (280, 255577), (290, 246764), (392, 182555), (406, 176260), (490, 146044), (580, 123382), (812, 88130), (980, 73022), (1015, 70504), (1160, 61691), (1259, 56840), (1421, 50360), (1624, 44065), (1960, 36511), (2030, 35252), (2518, 28420), (2842, 25180), (4060, 17626), (5036, 14210), (5684, 12590), (6295, 11368), (7105, 10072), (8120, 8813)]