20601473280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{15461}}^1$

素因数の和:15832

約数の個数: 144

約数和(自身を含む): 65989836864

約数和(自身を除く): 45388363584

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 347, 384, 480, 640, 694, 768, 960, 1041, 1280, 1388, 1735, 1920, 2082, 2776, 3470, 3840, 4164, 5205, 5552, 6940, 8328, 10410, 11104, 13880, 15461, 16656, 20820, 22208, 27760, 30922, 33312, 41640, 44416, 46383, 55520, 61844, 66624, 77305, 83280, 88832, 92766, 111040, 123688, 133248, 154610, 166560, 185532, 222080, 231915, 247376, 266496, 309220, 333120, 371064, 444160, 463830, 494752, 618440, 666240, 742128, 927660, 989504, 1236880, 1332480, 1484256, 1855320, 1979008, 2473760, 2968512, 3710640, 3958016, 4947520, 5364967, 5937024, 7421280, 9895040, 10729934, 11874048, 14842560, 16094901, 19790080, 21459868, 26824835, 29685120, 32189802, 42919736, 53649670, 59370240, 64379604, 80474505, 85839472, 107299340, 128759208, 160949010, 171678944, 214598680, 257518416, 321898020, 343357888, 429197360, 515036832, 643796040, 686715776, 858394720, 1030073664, 1287592080, 1373431552, 1716789440, 2060147328, 2575184160, 3433578880, 4120294656, 5150368320, 6867157760, 10300736640, 20601473280]

約数ペア:

[(1, 20601473280), (2, 10300736640), (3, 6867157760), (4, 5150368320), (5, 4120294656), (6, 3433578880), (8, 2575184160), (10, 2060147328), (12, 1716789440), (15, 1373431552), (16, 1287592080), (20, 1030073664), (24, 858394720), (30, 686715776), (32, 643796040), (40, 515036832), (48, 429197360), (60, 343357888), (64, 321898020), (80, 257518416), (96, 214598680), (120, 171678944), (128, 160949010), (160, 128759208), (192, 107299340), (240, 85839472), (256, 80474505), (320, 64379604), (347, 59370240), (384, 53649670), (480, 42919736), (640, 32189802), (694, 29685120), (768, 26824835), (960, 21459868), (1041, 19790080), (1280, 16094901), (1388, 14842560), (1735, 11874048), (1920, 10729934), (2082, 9895040), (2776, 7421280), (3470, 5937024), (3840, 5364967), (4164, 4947520), (5205, 3958016), (5552, 3710640), (6940, 2968512), (8328, 2473760), (10410, 1979008), (11104, 1855320), (13880, 1484256), (15461, 1332480), (16656, 1236880), (20820, 989504), (22208, 927660), (27760, 742128), (30922, 666240), (33312, 618440), (41640, 494752), (44416, 463830), (46383, 444160), (55520, 371064), (61844, 333120), (66624, 309220), (77305, 266496), (83280, 247376), (88832, 231915), (92766, 222080), (111040, 185532), (123688, 166560), (133248, 154610)]