68670420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12577}}^1$

素因数の和:12609

約数の個数: 96

約数和(自身を含む): 236667648

約数和(自身を除く): 167997228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 12577, 25154, 37731, 50308, 62885, 75462, 88039, 125770, 150924, 163501, 176078, 188655, 251540, 264117, 327002, 352156, 377310, 440195, 490503, 528234, 654004, 754620, 817505, 880390, 981006, 1056468, 1144507, 1320585, 1635010, 1760780, 1962012, 2289014, 2452515, 2641170, 3270020, 3433521, 4578028, 4905030, 5282340, 5722535, 6867042, 9810060, 11445070, 13734084, 17167605, 22890140, 34335210, 68670420]

約数ペア:

[(1, 68670420), (2, 34335210), (3, 22890140), (4, 17167605), (5, 13734084), (6, 11445070), (7, 9810060), (10, 6867042), (12, 5722535), (13, 5282340), (14, 4905030), (15, 4578028), (20, 3433521), (21, 3270020), (26, 2641170), (28, 2452515), (30, 2289014), (35, 1962012), (39, 1760780), (42, 1635010), (52, 1320585), (60, 1144507), (65, 1056468), (70, 981006), (78, 880390), (84, 817505), (91, 754620), (105, 654004), (130, 528234), (140, 490503), (156, 440195), (182, 377310), (195, 352156), (210, 327002), (260, 264117), (273, 251540), (364, 188655), (390, 176078), (420, 163501), (455, 150924), (546, 125770), (780, 88039), (910, 75462), (1092, 62885), (1365, 50308), (1820, 37731), (2730, 25154), (5460, 12577)]