242801920

素因数分解:

$2^8\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:292

約数の個数: 144

約数和(自身を含む): 623992320

約数和(自身を除く): 381190400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 64, 80, 116, 124, 128, 145, 155, 160, 211, 232, 248, 256, 290, 310, 320, 422, 464, 496, 580, 620, 640, 844, 899, 928, 992, 1055, 1160, 1240, 1280, 1688, 1798, 1856, 1984, 2110, 2320, 2480, 3376, 3596, 3712, 3968, 4220, 4495, 4640, 4960, 6119, 6541, 6752, 7192, 7424, 7936, 8440, 8990, 9280, 9920, 12238, 13082, 13504, 14384, 16880, 17980, 18560, 19840, 24476, 26164, 27008, 28768, 30595, 32705, 33760, 35960, 37120, 39680, 48952, 52328, 54016, 57536, 61190, 65410, 67520, 71920, 97904, 104656, 115072, 122380, 130820, 135040, 143840, 189689, 195808, 209312, 230144, 244760, 261640, 270080, 287680, 379378, 391616, 418624, 489520, 523280, 575360, 758756, 783232, 837248, 948445, 979040, 1046560, 1150720, 1517512, 1566464, 1674496, 1896890, 1958080, 2093120, 3035024, 3793780, 3916160, 4186240, 6070048, 7587560, 7832320, 8372480, 12140096, 15175120, 24280192, 30350240, 48560384, 60700480, 121400960, 242801920]

約数ペア:

[(1, 242801920), (2, 121400960), (4, 60700480), (5, 48560384), (8, 30350240), (10, 24280192), (16, 15175120), (20, 12140096), (29, 8372480), (31, 7832320), (32, 7587560), (40, 6070048), (58, 4186240), (62, 3916160), (64, 3793780), (80, 3035024), (116, 2093120), (124, 1958080), (128, 1896890), (145, 1674496), (155, 1566464), (160, 1517512), (211, 1150720), (232, 1046560), (248, 979040), (256, 948445), (290, 837248), (310, 783232), (320, 758756), (422, 575360), (464, 523280), (496, 489520), (580, 418624), (620, 391616), (640, 379378), (844, 287680), (899, 270080), (928, 261640), (992, 244760), (1055, 230144), (1160, 209312), (1240, 195808), (1280, 189689), (1688, 143840), (1798, 135040), (1856, 130820), (1984, 122380), (2110, 115072), (2320, 104656), (2480, 97904), (3376, 71920), (3596, 67520), (3712, 65410), (3968, 61190), (4220, 57536), (4495, 54016), (4640, 52328), (4960, 48952), (6119, 39680), (6541, 37120), (6752, 35960), (7192, 33760), (7424, 32705), (7936, 30595), (8440, 28768), (8990, 27008), (9280, 26164), (9920, 24476), (12238, 19840), (13082, 18560), (13504, 17980), (14384, 16880)]