16761169280

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{5381}}^1$

素因数の和:5588

約数の個数: 128

約数和(自身を含む): 41633429760

約数和(自身を除く): 24872260480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 157, 160, 248, 310, 314, 320, 496, 620, 628, 640, 785, 992, 1240, 1256, 1570, 1984, 2480, 2512, 3140, 3968, 4867, 4960, 5024, 5381, 6280, 9734, 9920, 10048, 10762, 12560, 19468, 19840, 20096, 21524, 24335, 25120, 26905, 38936, 43048, 48670, 50240, 53810, 77872, 86096, 97340, 100480, 107620, 155744, 166811, 172192, 194680, 215240, 311488, 333622, 344384, 389360, 430480, 622976, 667244, 688768, 778720, 834055, 844817, 860960, 1334488, 1557440, 1668110, 1689634, 1721920, 2668976, 3114880, 3336220, 3379268, 3443840, 4224085, 5337952, 6672440, 6758536, 8448170, 10675904, 13344880, 13517072, 16896340, 21351808, 26189327, 26689760, 27034144, 33792680, 52378654, 53379520, 54068288, 67585360, 104757308, 106759040, 108136576, 130946635, 135170720, 209514616, 261893270, 270341440, 419029232, 523786540, 540682880, 838058464, 1047573080, 1676116928, 2095146160, 3352233856, 4190292320, 8380584640, 16761169280]

約数ペア:

[(1, 16761169280), (2, 8380584640), (4, 4190292320), (5, 3352233856), (8, 2095146160), (10, 1676116928), (16, 1047573080), (20, 838058464), (31, 540682880), (32, 523786540), (40, 419029232), (62, 270341440), (64, 261893270), (80, 209514616), (124, 135170720), (128, 130946635), (155, 108136576), (157, 106759040), (160, 104757308), (248, 67585360), (310, 54068288), (314, 53379520), (320, 52378654), (496, 33792680), (620, 27034144), (628, 26689760), (640, 26189327), (785, 21351808), (992, 16896340), (1240, 13517072), (1256, 13344880), (1570, 10675904), (1984, 8448170), (2480, 6758536), (2512, 6672440), (3140, 5337952), (3968, 4224085), (4867, 3443840), (4960, 3379268), (5024, 3336220), (5381, 3114880), (6280, 2668976), (9734, 1721920), (9920, 1689634), (10048, 1668110), (10762, 1557440), (12560, 1334488), (19468, 860960), (19840, 844817), (20096, 834055), (21524, 778720), (24335, 688768), (25120, 667244), (26905, 622976), (38936, 430480), (43048, 389360), (48670, 344384), (50240, 333622), (53810, 311488), (77872, 215240), (86096, 194680), (97340, 172192), (100480, 166811), (107620, 155744)]