61805520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{12263}}^1$

素因数の和:12289

約数の個数: 120

約数和(自身を含む): 237234816

約数和(自身を除く): 175429296

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 12263, 24526, 36789, 49052, 61315, 73578, 85841, 98104, 110367, 122630, 147156, 171682, 183945, 196208, 220734, 245260, 257523, 294312, 343364, 367890, 429205, 441468, 490520, 515046, 551835, 588624, 686728, 735780, 772569, 858410, 882936, 981040, 1030092, 1103670, 1287615, 1373456, 1471560, 1545138, 1716820, 1765872, 2060184, 2207340, 2575230, 2943120, 3090276, 3433640, 3862845, 4120368, 4414680, 5150460, 6180552, 6867280, 7725690, 8829360, 10300920, 12361104, 15451380, 20601840, 30902760, 61805520]

約数ペア:

[(1, 61805520), (2, 30902760), (3, 20601840), (4, 15451380), (5, 12361104), (6, 10300920), (7, 8829360), (8, 7725690), (9, 6867280), (10, 6180552), (12, 5150460), (14, 4414680), (15, 4120368), (16, 3862845), (18, 3433640), (20, 3090276), (21, 2943120), (24, 2575230), (28, 2207340), (30, 2060184), (35, 1765872), (36, 1716820), (40, 1545138), (42, 1471560), (45, 1373456), (48, 1287615), (56, 1103670), (60, 1030092), (63, 981040), (70, 882936), (72, 858410), (80, 772569), (84, 735780), (90, 686728), (105, 588624), (112, 551835), (120, 515046), (126, 490520), (140, 441468), (144, 429205), (168, 367890), (180, 343364), (210, 294312), (240, 257523), (252, 245260), (280, 220734), (315, 196208), (336, 183945), (360, 171682), (420, 147156), (504, 122630), (560, 110367), (630, 98104), (720, 85841), (840, 73578), (1008, 61315), (1260, 49052), (1680, 36789), (2520, 24526), (5040, 12263)]