142430260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 372314880

約数和(自身を除く): 229884620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 71, 89, 92, 98, 115, 140, 142, 161, 178, 196, 230, 245, 284, 322, 355, 356, 445, 460, 490, 497, 623, 644, 710, 805, 890, 980, 994, 1127, 1246, 1420, 1610, 1633, 1780, 1988, 2047, 2254, 2485, 2492, 3115, 3220, 3266, 3479, 4094, 4361, 4508, 4970, 5635, 6230, 6319, 6532, 6958, 8165, 8188, 8722, 9940, 10235, 11270, 11431, 12460, 12638, 13916, 14329, 16330, 17395, 17444, 20470, 21805, 22540, 22862, 25276, 28658, 31595, 32660, 34790, 40940, 43610, 44233, 45724, 57155, 57316, 63190, 69580, 71645, 80017, 87220, 88466, 100303, 114310, 126380, 143290, 145337, 160034, 176932, 200606, 221165, 228620, 286580, 290674, 309631, 320068, 400085, 401212, 442330, 501515, 581348, 619262, 726685, 800170, 884660, 1003030, 1017359, 1238524, 1453370, 1548155, 1600340, 2006060, 2034718, 2906740, 3096310, 4069436, 5086795, 6192620, 7121513, 10173590, 14243026, 20347180, 28486052, 35607565, 71215130, 142430260]

約数ペア:

[(1, 142430260), (2, 71215130), (4, 35607565), (5, 28486052), (7, 20347180), (10, 14243026), (14, 10173590), (20, 7121513), (23, 6192620), (28, 5086795), (35, 4069436), (46, 3096310), (49, 2906740), (70, 2034718), (71, 2006060), (89, 1600340), (92, 1548155), (98, 1453370), (115, 1238524), (140, 1017359), (142, 1003030), (161, 884660), (178, 800170), (196, 726685), (230, 619262), (245, 581348), (284, 501515), (322, 442330), (355, 401212), (356, 400085), (445, 320068), (460, 309631), (490, 290674), (497, 286580), (623, 228620), (644, 221165), (710, 200606), (805, 176932), (890, 160034), (980, 145337), (994, 143290), (1127, 126380), (1246, 114310), (1420, 100303), (1610, 88466), (1633, 87220), (1780, 80017), (1988, 71645), (2047, 69580), (2254, 63190), (2485, 57316), (2492, 57155), (3115, 45724), (3220, 44233), (3266, 43610), (3479, 40940), (4094, 34790), (4361, 32660), (4508, 31595), (4970, 28658), (5635, 25276), (6230, 22862), (6319, 22540), (6532, 21805), (6958, 20470), (8165, 17444), (8188, 17395), (8722, 16330), (9940, 14329), (10235, 13916), (11270, 12638), (11431, 12460)]