389686500

素因数分解:

$2^2\times 3^2\times 5^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:260

約数の個数: 288

約数和(自身を含む): 1430956800

約数和(自身を除く): 1041270300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 60, 63, 70, 75, 84, 89, 90, 100, 105, 125, 126, 139, 140, 150, 175, 178, 180, 210, 225, 250, 252, 267, 278, 300, 315, 350, 356, 375, 417, 420, 445, 450, 500, 525, 534, 556, 623, 630, 695, 700, 750, 801, 834, 875, 890, 900, 973, 1050, 1068, 1125, 1246, 1251, 1260, 1335, 1390, 1500, 1575, 1602, 1668, 1750, 1780, 1869, 1946, 2085, 2100, 2225, 2250, 2492, 2502, 2625, 2670, 2780, 2919, 3115, 3150, 3204, 3475, 3500, 3738, 3892, 4005, 4170, 4450, 4500, 4865, 5004, 5250, 5340, 5607, 5838, 6230, 6255, 6300, 6675, 6950, 7476, 7875, 8010, 8340, 8757, 8900, 9345, 9730, 10425, 10500, 11125, 11214, 11676, 12371, 12460, 12510, 13350, 13900, 14595, 15575, 15750, 16020, 17375, 17514, 18690, 19460, 20025, 20850, 22250, 22428, 24325, 24742, 25020, 26700, 28035, 29190, 31150, 31275, 31500, 33375, 34750, 35028, 37113, 37380, 40050, 41700, 43785, 44500, 46725, 48650, 49484, 52125, 56070, 58380, 61855, 62300, 62550, 66750, 69500, 72975, 74226, 77875, 80100, 86597, 87570, 93450, 97300, 100125, 104250, 111339, 112140, 121625, 123710, 125100, 133500, 140175, 145950, 148452, 155750, 156375, 173194, 175140, 185565, 186900, 200250, 208500, 218925, 222678, 233625, 243250, 247420, 259791, 280350, 291900, 309275, 311500, 312750, 346388, 364875, 371130, 400500, 432985, 437850, 445356, 467250, 486500, 519582, 556695, 560700, 618550, 625500, 700875, 729750, 742260, 779373, 865970, 875700, 927825, 934500, 1039164, 1094625, 1113390, 1237100, 1298955, 1401750, 1459500, 1546375, 1558746, 1731940, 1855650, 2164925, 2189250, 2226780, 2597910, 2783475, 2803500, 3092750, 3117492, 3711300, 3896865, 4329850, 4378500, 4639125, 5195820, 5566950, 6185500, 6494775, 7793730, 8659700, 9278250, 10824625, 11133900, 12989550, 13917375, 15587460, 18556500, 19484325, 21649250, 25979100, 27834750, 32473875, 38968650, 43298500, 55669500, 64947750, 77937300, 97421625, 129895500, 194843250, 389686500]

約数ペア:

[(1, 389686500), (2, 194843250), (3, 129895500), (4, 97421625), (5, 77937300), (6, 64947750), (7, 55669500), (9, 43298500), (10, 38968650), (12, 32473875), (14, 27834750), (15, 25979100), (18, 21649250), (20, 19484325), (21, 18556500), (25, 15587460), (28, 13917375), (30, 12989550), (35, 11133900), (36, 10824625), (42, 9278250), (45, 8659700), (50, 7793730), (60, 6494775), (63, 6185500), (70, 5566950), (75, 5195820), (84, 4639125), (89, 4378500), (90, 4329850), (100, 3896865), (105, 3711300), (125, 3117492), (126, 3092750), (139, 2803500), (140, 2783475), (150, 2597910), (175, 2226780), (178, 2189250), (180, 2164925), (210, 1855650), (225, 1731940), (250, 1558746), (252, 1546375), (267, 1459500), (278, 1401750), (300, 1298955), (315, 1237100), (350, 1113390), (356, 1094625), (375, 1039164), (417, 934500), (420, 927825), (445, 875700), (450, 865970), (500, 779373), (525, 742260), (534, 729750), (556, 700875), (623, 625500), (630, 618550), (695, 560700), (700, 556695), (750, 519582), (801, 486500), (834, 467250), (875, 445356), (890, 437850), (900, 432985), (973, 400500), (1050, 371130), (1068, 364875), (1125, 346388), (1246, 312750), (1251, 311500), (1260, 309275), (1335, 291900), (1390, 280350), (1500, 259791), (1575, 247420), (1602, 243250), (1668, 233625), (1750, 222678), (1780, 218925), (1869, 208500), (1946, 200250), (2085, 186900), (2100, 185565), (2225, 175140), (2250, 173194), (2492, 156375), (2502, 155750), (2625, 148452), (2670, 145950), (2780, 140175), (2919, 133500), (3115, 125100), (3150, 123710), (3204, 121625), (3475, 112140), (3500, 111339), (3738, 104250), (3892, 100125), (4005, 97300), (4170, 93450), (4450, 87570), (4500, 86597), (4865, 80100), (5004, 77875), (5250, 74226), (5340, 72975), (5607, 69500), (5838, 66750), (6230, 62550), (6255, 62300), (6300, 61855), (6675, 58380), (6950, 56070), (7476, 52125), (7875, 49484), (8010, 48650), (8340, 46725), (8757, 44500), (8900, 43785), (9345, 41700), (9730, 40050), (10425, 37380), (10500, 37113), (11125, 35028), (11214, 34750), (11676, 33375), (12371, 31500), (12460, 31275), (12510, 31150), (13350, 29190), (13900, 28035), (14595, 26700), (15575, 25020), (15750, 24742), (16020, 24325), (17375, 22428), (17514, 22250), (18690, 20850), (19460, 20025)]