161628074760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{271}}^1\times {\mathrm{25229}}^1$

素因数の和:25711

約数の個数: 128

約数和(自身を含む): 489163276800

約数和(自身を除く): 327535202040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 197, 271, 394, 542, 591, 788, 813, 985, 1084, 1182, 1355, 1576, 1626, 1970, 2168, 2364, 2710, 2955, 3252, 3940, 4065, 4728, 5420, 5910, 6504, 7880, 8130, 10840, 11820, 16260, 23640, 25229, 32520, 50458, 53387, 75687, 100916, 106774, 126145, 151374, 160161, 201832, 213548, 252290, 266935, 302748, 320322, 378435, 427096, 504580, 533870, 605496, 640644, 756870, 800805, 1009160, 1067740, 1281288, 1513740, 1601610, 2135480, 3027480, 3203220, 4970113, 6406440, 6837059, 9940226, 13674118, 14910339, 19880452, 20511177, 24850565, 27348236, 29820678, 34185295, 39760904, 41022354, 49701130, 54696472, 59641356, 68370590, 74551695, 82044708, 99402260, 102555885, 119282712, 136741180, 149103390, 164089416, 198804520, 205111770, 273482360, 298206780, 410223540, 596413560, 820447080, 1346900623, 2693801246, 4040701869, 5387602492, 6734503115, 8081403738, 10775204984, 13469006230, 16162807476, 20203509345, 26938012460, 32325614952, 40407018690, 53876024920, 80814037380, 161628074760]

約数ペア:

[(1, 161628074760), (2, 80814037380), (3, 53876024920), (4, 40407018690), (5, 32325614952), (6, 26938012460), (8, 20203509345), (10, 16162807476), (12, 13469006230), (15, 10775204984), (20, 8081403738), (24, 6734503115), (30, 5387602492), (40, 4040701869), (60, 2693801246), (120, 1346900623), (197, 820447080), (271, 596413560), (394, 410223540), (542, 298206780), (591, 273482360), (788, 205111770), (813, 198804520), (985, 164089416), (1084, 149103390), (1182, 136741180), (1355, 119282712), (1576, 102555885), (1626, 99402260), (1970, 82044708), (2168, 74551695), (2364, 68370590), (2710, 59641356), (2955, 54696472), (3252, 49701130), (3940, 41022354), (4065, 39760904), (4728, 34185295), (5420, 29820678), (5910, 27348236), (6504, 24850565), (7880, 20511177), (8130, 19880452), (10840, 14910339), (11820, 13674118), (16260, 9940226), (23640, 6837059), (25229, 6406440), (32520, 4970113), (50458, 3203220), (53387, 3027480), (75687, 2135480), (100916, 1601610), (106774, 1513740), (126145, 1281288), (151374, 1067740), (160161, 1009160), (201832, 800805), (213548, 756870), (252290, 640644), (266935, 605496), (302748, 533870), (320322, 504580), (378435, 427096)]