1279672380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{27449}}^1$

素因数の和:27508

約数の個数: 144

約数和(自身を含む): 4556260800

約数和(自身を除く): 3276588420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 37, 42, 45, 60, 63, 70, 74, 84, 90, 105, 111, 126, 140, 148, 180, 185, 210, 222, 252, 259, 315, 333, 370, 420, 444, 518, 555, 630, 666, 740, 777, 1036, 1110, 1260, 1295, 1332, 1554, 1665, 2220, 2331, 2590, 3108, 3330, 3885, 4662, 5180, 6660, 7770, 9324, 11655, 15540, 23310, 27449, 46620, 54898, 82347, 109796, 137245, 164694, 192143, 247041, 274490, 329388, 384286, 411735, 494082, 548980, 576429, 768572, 823470, 960715, 988164, 1015613, 1152858, 1235205, 1646940, 1729287, 1921430, 2031226, 2305716, 2470410, 2882145, 3046839, 3458574, 3842860, 4062452, 4940820, 5078065, 5764290, 6093678, 6917148, 7109291, 8646435, 9140517, 10156130, 11528580, 12187356, 14218582, 15234195, 17292870, 18281034, 20312260, 21327873, 28437164, 30468390, 34585740, 35546455, 36562068, 42655746, 45702585, 60936780, 63983619, 71092910, 85311492, 91405170, 106639365, 127967238, 142185820, 182810340, 213278730, 255934476, 319918095, 426557460, 639836190, 1279672380]

約数ペア:

[(1, 1279672380), (2, 639836190), (3, 426557460), (4, 319918095), (5, 255934476), (6, 213278730), (7, 182810340), (9, 142185820), (10, 127967238), (12, 106639365), (14, 91405170), (15, 85311492), (18, 71092910), (20, 63983619), (21, 60936780), (28, 45702585), (30, 42655746), (35, 36562068), (36, 35546455), (37, 34585740), (42, 30468390), (45, 28437164), (60, 21327873), (63, 20312260), (70, 18281034), (74, 17292870), (84, 15234195), (90, 14218582), (105, 12187356), (111, 11528580), (126, 10156130), (140, 9140517), (148, 8646435), (180, 7109291), (185, 6917148), (210, 6093678), (222, 5764290), (252, 5078065), (259, 4940820), (315, 4062452), (333, 3842860), (370, 3458574), (420, 3046839), (444, 2882145), (518, 2470410), (555, 2305716), (630, 2031226), (666, 1921430), (740, 1729287), (777, 1646940), (1036, 1235205), (1110, 1152858), (1260, 1015613), (1295, 988164), (1332, 960715), (1554, 823470), (1665, 768572), (2220, 576429), (2331, 548980), (2590, 494082), (3108, 411735), (3330, 384286), (3885, 329388), (4662, 274490), (5180, 247041), (6660, 192143), (7770, 164694), (9324, 137245), (11655, 109796), (15540, 82347), (23310, 54898), (27449, 46620)]