154421960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{277}}^1$

素因数の和:487

約数の個数: 128

約数和(自身を含む): 437149440

約数和(自身を除く): 282727480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 181, 220, 277, 280, 308, 362, 385, 440, 554, 616, 724, 770, 905, 1108, 1267, 1385, 1448, 1540, 1810, 1939, 1991, 2216, 2534, 2770, 3047, 3080, 3620, 3878, 3982, 5068, 5540, 6094, 6335, 7240, 7756, 7964, 9695, 9955, 10136, 11080, 12188, 12670, 13937, 15235, 15512, 15928, 19390, 19910, 21329, 24376, 25340, 27874, 30470, 38780, 39820, 42658, 50137, 50680, 55748, 60940, 69685, 77560, 79640, 85316, 100274, 106645, 111496, 121880, 139370, 170632, 200548, 213290, 250685, 278740, 350959, 401096, 426580, 501370, 551507, 557480, 701918, 853160, 1002740, 1103014, 1403836, 1754795, 2005480, 2206028, 2757535, 2807672, 3509590, 3860549, 4412056, 5515070, 7019180, 7721098, 11030140, 14038360, 15442196, 19302745, 22060280, 30884392, 38605490, 77210980, 154421960]

約数ペア:

[(1, 154421960), (2, 77210980), (4, 38605490), (5, 30884392), (7, 22060280), (8, 19302745), (10, 15442196), (11, 14038360), (14, 11030140), (20, 7721098), (22, 7019180), (28, 5515070), (35, 4412056), (40, 3860549), (44, 3509590), (55, 2807672), (56, 2757535), (70, 2206028), (77, 2005480), (88, 1754795), (110, 1403836), (140, 1103014), (154, 1002740), (181, 853160), (220, 701918), (277, 557480), (280, 551507), (308, 501370), (362, 426580), (385, 401096), (440, 350959), (554, 278740), (616, 250685), (724, 213290), (770, 200548), (905, 170632), (1108, 139370), (1267, 121880), (1385, 111496), (1448, 106645), (1540, 100274), (1810, 85316), (1939, 79640), (1991, 77560), (2216, 69685), (2534, 60940), (2770, 55748), (3047, 50680), (3080, 50137), (3620, 42658), (3878, 39820), (3982, 38780), (5068, 30470), (5540, 27874), (6094, 25340), (6335, 24376), (7240, 21329), (7756, 19910), (7964, 19390), (9695, 15928), (9955, 15512), (10136, 15235), (11080, 13937), (12188, 12670)]