461178520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{229}}^1$

素因数の和:473

約数の個数: 128

約数和(自身を含む): 1192320000

約数和(自身を除く): 731141480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 199, 220, 229, 230, 253, 398, 440, 458, 460, 506, 796, 916, 920, 995, 1012, 1145, 1265, 1592, 1832, 1990, 2024, 2189, 2290, 2519, 2530, 3980, 4378, 4577, 4580, 5038, 5060, 5267, 7960, 8756, 9154, 9160, 10076, 10120, 10534, 10945, 12595, 17512, 18308, 20152, 21068, 21890, 22885, 25190, 26335, 36616, 42136, 43780, 45571, 45770, 50347, 50380, 52670, 57937, 87560, 91142, 91540, 100694, 100760, 105340, 115874, 182284, 183080, 201388, 210680, 227855, 231748, 251735, 289685, 364568, 402776, 455710, 463496, 501281, 503470, 579370, 911420, 1002562, 1006940, 1048133, 1158740, 1822840, 2005124, 2013880, 2096266, 2317480, 2506405, 4010248, 4192532, 5012810, 5240665, 8385064, 10025620, 10481330, 11529463, 20051240, 20962660, 23058926, 41925320, 46117852, 57647315, 92235704, 115294630, 230589260, 461178520]

約数ペア:

[(1, 461178520), (2, 230589260), (4, 115294630), (5, 92235704), (8, 57647315), (10, 46117852), (11, 41925320), (20, 23058926), (22, 20962660), (23, 20051240), (40, 11529463), (44, 10481330), (46, 10025620), (55, 8385064), (88, 5240665), (92, 5012810), (110, 4192532), (115, 4010248), (184, 2506405), (199, 2317480), (220, 2096266), (229, 2013880), (230, 2005124), (253, 1822840), (398, 1158740), (440, 1048133), (458, 1006940), (460, 1002562), (506, 911420), (796, 579370), (916, 503470), (920, 501281), (995, 463496), (1012, 455710), (1145, 402776), (1265, 364568), (1592, 289685), (1832, 251735), (1990, 231748), (2024, 227855), (2189, 210680), (2290, 201388), (2519, 183080), (2530, 182284), (3980, 115874), (4378, 105340), (4577, 100760), (4580, 100694), (5038, 91540), (5060, 91142), (5267, 87560), (7960, 57937), (8756, 52670), (9154, 50380), (9160, 50347), (10076, 45770), (10120, 45571), (10534, 43780), (10945, 42136), (12595, 36616), (17512, 26335), (18308, 25190), (20152, 22885), (21068, 21890)]