20990805600

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{110711}}^1$

素因数の和:110813

約数の個数: 144

約数和(自身を含む): 69190571520

約数和(自身を除く): 48199765920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 79, 80, 96, 100, 120, 150, 158, 160, 200, 237, 240, 300, 316, 395, 400, 474, 480, 600, 632, 790, 800, 948, 1185, 1200, 1264, 1580, 1896, 1975, 2370, 2400, 2528, 3160, 3792, 3950, 4740, 5925, 6320, 7584, 7900, 9480, 11850, 12640, 15800, 18960, 23700, 31600, 37920, 47400, 63200, 94800, 110711, 189600, 221422, 332133, 442844, 553555, 664266, 885688, 1107110, 1328532, 1660665, 1771376, 2214220, 2657064, 2767775, 3321330, 3542752, 4428440, 5314128, 5535550, 6642660, 8303325, 8746169, 8856880, 10628256, 11071100, 13285320, 16606650, 17492338, 17713760, 22142200, 26238507, 26570640, 33213300, 34984676, 43730845, 44284400, 52477014, 53141280, 66426600, 69969352, 87461690, 88568800, 104954028, 131192535, 132853200, 139938704, 174923380, 209908056, 218654225, 262385070, 265706400, 279877408, 349846760, 419816112, 437308450, 524770140, 655962675, 699693520, 839632224, 874616900, 1049540280, 1311925350, 1399387040, 1749233800, 2099080560, 2623850700, 3498467600, 4198161120, 5247701400, 6996935200, 10495402800, 20990805600]

約数ペア:

[(1, 20990805600), (2, 10495402800), (3, 6996935200), (4, 5247701400), (5, 4198161120), (6, 3498467600), (8, 2623850700), (10, 2099080560), (12, 1749233800), (15, 1399387040), (16, 1311925350), (20, 1049540280), (24, 874616900), (25, 839632224), (30, 699693520), (32, 655962675), (40, 524770140), (48, 437308450), (50, 419816112), (60, 349846760), (75, 279877408), (79, 265706400), (80, 262385070), (96, 218654225), (100, 209908056), (120, 174923380), (150, 139938704), (158, 132853200), (160, 131192535), (200, 104954028), (237, 88568800), (240, 87461690), (300, 69969352), (316, 66426600), (395, 53141280), (400, 52477014), (474, 44284400), (480, 43730845), (600, 34984676), (632, 33213300), (790, 26570640), (800, 26238507), (948, 22142200), (1185, 17713760), (1200, 17492338), (1264, 16606650), (1580, 13285320), (1896, 11071100), (1975, 10628256), (2370, 8856880), (2400, 8746169), (2528, 8303325), (3160, 6642660), (3792, 5535550), (3950, 5314128), (4740, 4428440), (5925, 3542752), (6320, 3321330), (7584, 2767775), (7900, 2657064), (9480, 2214220), (11850, 1771376), (12640, 1660665), (15800, 1328532), (18960, 1107110), (23700, 885688), (31600, 664266), (37920, 553555), (47400, 442844), (63200, 332133), (94800, 221422), (110711, 189600)]