247209480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{373}}^1$

素因数の和:660

約数の個数: 192

約数和(自身を含む): 924168960

約数和(自身を除く): 676959480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 263, 280, 315, 360, 373, 420, 504, 526, 630, 746, 789, 840, 1052, 1119, 1260, 1315, 1492, 1578, 1841, 1865, 2104, 2238, 2367, 2520, 2611, 2630, 2984, 3156, 3357, 3682, 3730, 3945, 4476, 4734, 5222, 5260, 5523, 5595, 6312, 6714, 7364, 7460, 7833, 7890, 8952, 9205, 9468, 10444, 10520, 11046, 11190, 11835, 13055, 13428, 14728, 14920, 15666, 15780, 16569, 16785, 18410, 18936, 20888, 22092, 22380, 23499, 23670, 26110, 26856, 27615, 31332, 31560, 33138, 33570, 36820, 39165, 44184, 44760, 46998, 47340, 52220, 55230, 62664, 66276, 67140, 73640, 78330, 82845, 93996, 94680, 98099, 104440, 110460, 117495, 132552, 134280, 156660, 165690, 187992, 196198, 220920, 234990, 294297, 313320, 331380, 392396, 469980, 490495, 588594, 662760, 686693, 784792, 882891, 939960, 980990, 1177188, 1373386, 1471485, 1765782, 1961980, 2060079, 2354376, 2746772, 2942970, 3433465, 3531564, 3923960, 4120158, 4414455, 5493544, 5885940, 6180237, 6866930, 7063128, 8240316, 8828910, 10300395, 11771880, 12360474, 13733860, 16480632, 17657820, 20600790, 24720948, 27467720, 30901185, 35315640, 41201580, 49441896, 61802370, 82403160, 123604740, 247209480]

約数ペア:

[(1, 247209480), (2, 123604740), (3, 82403160), (4, 61802370), (5, 49441896), (6, 41201580), (7, 35315640), (8, 30901185), (9, 27467720), (10, 24720948), (12, 20600790), (14, 17657820), (15, 16480632), (18, 13733860), (20, 12360474), (21, 11771880), (24, 10300395), (28, 8828910), (30, 8240316), (35, 7063128), (36, 6866930), (40, 6180237), (42, 5885940), (45, 5493544), (56, 4414455), (60, 4120158), (63, 3923960), (70, 3531564), (72, 3433465), (84, 2942970), (90, 2746772), (105, 2354376), (120, 2060079), (126, 1961980), (140, 1765782), (168, 1471485), (180, 1373386), (210, 1177188), (252, 980990), (263, 939960), (280, 882891), (315, 784792), (360, 686693), (373, 662760), (420, 588594), (504, 490495), (526, 469980), (630, 392396), (746, 331380), (789, 313320), (840, 294297), (1052, 234990), (1119, 220920), (1260, 196198), (1315, 187992), (1492, 165690), (1578, 156660), (1841, 134280), (1865, 132552), (2104, 117495), (2238, 110460), (2367, 104440), (2520, 98099), (2611, 94680), (2630, 93996), (2984, 82845), (3156, 78330), (3357, 73640), (3682, 67140), (3730, 66276), (3945, 62664), (4476, 55230), (4734, 52220), (5222, 47340), (5260, 46998), (5523, 44760), (5595, 44184), (6312, 39165), (6714, 36820), (7364, 33570), (7460, 33138), (7833, 31560), (7890, 31332), (8952, 27615), (9205, 26856), (9468, 26110), (10444, 23670), (10520, 23499), (11046, 22380), (11190, 22092), (11835, 20888), (13055, 18936), (13428, 18410), (14728, 16785), (14920, 16569), (15666, 15780)]