112140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{89}}^1$

素因数の和:111

約数の個数: 72

約数和(自身を含む): 393120

約数和(自身を除く): 280980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 89, 90, 105, 126, 140, 178, 180, 210, 252, 267, 315, 356, 420, 445, 534, 623, 630, 801, 890, 1068, 1246, 1260, 1335, 1602, 1780, 1869, 2492, 2670, 3115, 3204, 3738, 4005, 5340, 5607, 6230, 7476, 8010, 9345, 11214, 12460, 16020, 18690, 22428, 28035, 37380, 56070, 112140]

約数ペア:

[(1, 112140), (2, 56070), (3, 37380), (4, 28035), (5, 22428), (6, 18690), (7, 16020), (9, 12460), (10, 11214), (12, 9345), (14, 8010), (15, 7476), (18, 6230), (20, 5607), (21, 5340), (28, 4005), (30, 3738), (35, 3204), (36, 3115), (42, 2670), (45, 2492), (60, 1869), (63, 1780), (70, 1602), (84, 1335), (89, 1260), (90, 1246), (105, 1068), (126, 890), (140, 801), (178, 630), (180, 623), (210, 534), (252, 445), (267, 420), (315, 356)]