863490120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{2393}}^1$

素因数の和:2535

約数の個数: 128

約数和(自身を含む): 2702730240

約数和(自身を除く): 1839240120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 97, 120, 124, 155, 186, 194, 248, 291, 310, 372, 388, 465, 485, 582, 620, 744, 776, 930, 970, 1164, 1240, 1455, 1860, 1940, 2328, 2393, 2910, 3007, 3720, 3880, 4786, 5820, 6014, 7179, 9021, 9572, 11640, 11965, 12028, 14358, 15035, 18042, 19144, 23930, 24056, 28716, 30070, 35895, 36084, 45105, 47860, 57432, 60140, 71790, 72168, 74183, 90210, 95720, 120280, 143580, 148366, 180420, 222549, 232121, 287160, 296732, 360840, 370915, 445098, 464242, 593464, 696363, 741830, 890196, 928484, 1112745, 1160605, 1392726, 1483660, 1780392, 1856968, 2225490, 2321210, 2785452, 2967320, 3481815, 4450980, 4642420, 5570904, 6963630, 7195751, 8901960, 9284840, 13927260, 14391502, 21587253, 27854520, 28783004, 35978755, 43174506, 57566008, 71957510, 86349012, 107936265, 143915020, 172698024, 215872530, 287830040, 431745060, 863490120]

約数ペア:

[(1, 863490120), (2, 431745060), (3, 287830040), (4, 215872530), (5, 172698024), (6, 143915020), (8, 107936265), (10, 86349012), (12, 71957510), (15, 57566008), (20, 43174506), (24, 35978755), (30, 28783004), (31, 27854520), (40, 21587253), (60, 14391502), (62, 13927260), (93, 9284840), (97, 8901960), (120, 7195751), (124, 6963630), (155, 5570904), (186, 4642420), (194, 4450980), (248, 3481815), (291, 2967320), (310, 2785452), (372, 2321210), (388, 2225490), (465, 1856968), (485, 1780392), (582, 1483660), (620, 1392726), (744, 1160605), (776, 1112745), (930, 928484), (970, 890196), (1164, 741830), (1240, 696363), (1455, 593464), (1860, 464242), (1940, 445098), (2328, 370915), (2393, 360840), (2910, 296732), (3007, 287160), (3720, 232121), (3880, 222549), (4786, 180420), (5820, 148366), (6014, 143580), (7179, 120280), (9021, 95720), (9572, 90210), (11640, 74183), (11965, 72168), (12028, 71790), (14358, 60140), (15035, 57432), (18042, 47860), (19144, 45105), (23930, 36084), (24056, 35895), (28716, 30070)]