285563320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{197}}^1$

素因数の和:413

約数の個数: 128

約数和(自身を含む): 766402560

約数和(自身を除く): 480839240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 167, 197, 217, 248, 280, 310, 334, 394, 434, 620, 668, 788, 835, 868, 985, 1085, 1169, 1240, 1336, 1379, 1576, 1670, 1736, 1970, 2170, 2338, 2758, 3340, 3940, 4340, 4676, 5177, 5516, 5845, 6107, 6680, 6895, 7880, 8680, 9352, 10354, 11032, 11690, 12214, 13790, 20708, 23380, 24428, 25885, 27580, 30535, 32899, 36239, 41416, 42749, 46760, 48856, 51770, 55160, 61070, 65798, 72478, 85498, 103540, 122140, 131596, 144956, 164495, 170996, 181195, 207080, 213745, 230293, 244280, 263192, 289912, 328990, 341992, 362390, 427490, 460586, 657980, 724780, 854980, 921172, 1019869, 1151465, 1315960, 1449560, 1709960, 1842344, 2039738, 2302930, 4079476, 4605860, 5099345, 7139083, 8158952, 9211720, 10198690, 14278166, 20397380, 28556332, 35695415, 40794760, 57112664, 71390830, 142781660, 285563320]

約数ペア:

[(1, 285563320), (2, 142781660), (4, 71390830), (5, 57112664), (7, 40794760), (8, 35695415), (10, 28556332), (14, 20397380), (20, 14278166), (28, 10198690), (31, 9211720), (35, 8158952), (40, 7139083), (56, 5099345), (62, 4605860), (70, 4079476), (124, 2302930), (140, 2039738), (155, 1842344), (167, 1709960), (197, 1449560), (217, 1315960), (248, 1151465), (280, 1019869), (310, 921172), (334, 854980), (394, 724780), (434, 657980), (620, 460586), (668, 427490), (788, 362390), (835, 341992), (868, 328990), (985, 289912), (1085, 263192), (1169, 244280), (1240, 230293), (1336, 213745), (1379, 207080), (1576, 181195), (1670, 170996), (1736, 164495), (1970, 144956), (2170, 131596), (2338, 122140), (2758, 103540), (3340, 85498), (3940, 72478), (4340, 65798), (4676, 61070), (5177, 55160), (5516, 51770), (5845, 48856), (6107, 46760), (6680, 42749), (6895, 41416), (7880, 36239), (8680, 32899), (9352, 30535), (10354, 27580), (11032, 25885), (11690, 24428), (12214, 23380), (13790, 20708)]