490662900

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1997}}^1$

素因数の和:2040

約数の個数: 288

約数和(自身を含む): 1942375680

約数和(自身を除く): 1451712780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 25, 26, 27, 28, 30, 35, 36, 39, 42, 45, 50, 52, 54, 60, 63, 65, 70, 75, 78, 84, 90, 91, 100, 105, 108, 117, 126, 130, 135, 140, 150, 156, 175, 180, 182, 189, 195, 210, 225, 234, 252, 260, 270, 273, 300, 315, 325, 350, 351, 364, 378, 390, 420, 450, 455, 468, 525, 540, 546, 585, 630, 650, 675, 700, 702, 756, 780, 819, 900, 910, 945, 975, 1050, 1092, 1170, 1260, 1300, 1350, 1365, 1404, 1575, 1638, 1755, 1820, 1890, 1950, 1997, 2100, 2275, 2340, 2457, 2700, 2730, 2925, 3150, 3276, 3510, 3780, 3900, 3994, 4095, 4550, 4725, 4914, 5460, 5850, 5991, 6300, 6825, 7020, 7988, 8190, 8775, 9100, 9450, 9828, 9985, 11700, 11982, 12285, 13650, 13979, 16380, 17550, 17973, 18900, 19970, 20475, 23964, 24570, 25961, 27300, 27958, 29955, 35100, 35946, 39940, 40950, 41937, 49140, 49925, 51922, 53919, 55916, 59910, 61425, 69895, 71892, 77883, 81900, 83874, 89865, 99850, 103844, 107838, 119820, 122850, 125811, 129805, 139790, 149775, 155766, 167748, 179730, 181727, 199700, 209685, 215676, 233649, 245700, 251622, 259610, 269595, 279580, 299550, 311532, 349475, 359460, 363454, 377433, 389415, 419370, 449325, 467298, 503244, 519220, 539190, 545181, 599100, 629055, 649025, 698950, 700947, 726908, 754866, 778830, 838740, 898650, 908635, 934596, 1048425, 1078380, 1090362, 1168245, 1258110, 1298050, 1347975, 1397900, 1401894, 1509732, 1557660, 1635543, 1797300, 1817270, 1887165, 1947075, 2096850, 2180724, 2336490, 2516220, 2596100, 2695950, 2725905, 2803788, 3145275, 3271086, 3504735, 3634540, 3774330, 3894150, 4193700, 4543175, 4672980, 4906629, 5391900, 5451810, 5841225, 6290550, 6542172, 7009470, 7548660, 7788300, 8177715, 9086350, 9435825, 9813258, 10903620, 11682450, 12581100, 13629525, 14018940, 16355430, 17523675, 18172700, 18871650, 19626516, 23364900, 24533145, 27259050, 32710860, 35047350, 37743300, 40888575, 49066290, 54518100, 70094700, 81777150, 98132580, 122665725, 163554300, 245331450, 490662900]

約数ペア:

[(1, 490662900), (2, 245331450), (3, 163554300), (4, 122665725), (5, 98132580), (6, 81777150), (7, 70094700), (9, 54518100), (10, 49066290), (12, 40888575), (13, 37743300), (14, 35047350), (15, 32710860), (18, 27259050), (20, 24533145), (21, 23364900), (25, 19626516), (26, 18871650), (27, 18172700), (28, 17523675), (30, 16355430), (35, 14018940), (36, 13629525), (39, 12581100), (42, 11682450), (45, 10903620), (50, 9813258), (52, 9435825), (54, 9086350), (60, 8177715), (63, 7788300), (65, 7548660), (70, 7009470), (75, 6542172), (78, 6290550), (84, 5841225), (90, 5451810), (91, 5391900), (100, 4906629), (105, 4672980), (108, 4543175), (117, 4193700), (126, 3894150), (130, 3774330), (135, 3634540), (140, 3504735), (150, 3271086), (156, 3145275), (175, 2803788), (180, 2725905), (182, 2695950), (189, 2596100), (195, 2516220), (210, 2336490), (225, 2180724), (234, 2096850), (252, 1947075), (260, 1887165), (270, 1817270), (273, 1797300), (300, 1635543), (315, 1557660), (325, 1509732), (350, 1401894), (351, 1397900), (364, 1347975), (378, 1298050), (390, 1258110), (420, 1168245), (450, 1090362), (455, 1078380), (468, 1048425), (525, 934596), (540, 908635), (546, 898650), (585, 838740), (630, 778830), (650, 754866), (675, 726908), (700, 700947), (702, 698950), (756, 649025), (780, 629055), (819, 599100), (900, 545181), (910, 539190), (945, 519220), (975, 503244), (1050, 467298), (1092, 449325), (1170, 419370), (1260, 389415), (1300, 377433), (1350, 363454), (1365, 359460), (1404, 349475), (1575, 311532), (1638, 299550), (1755, 279580), (1820, 269595), (1890, 259610), (1950, 251622), (1997, 245700), (2100, 233649), (2275, 215676), (2340, 209685), (2457, 199700), (2700, 181727), (2730, 179730), (2925, 167748), (3150, 155766), (3276, 149775), (3510, 139790), (3780, 129805), (3900, 125811), (3994, 122850), (4095, 119820), (4550, 107838), (4725, 103844), (4914, 99850), (5460, 89865), (5850, 83874), (5991, 81900), (6300, 77883), (6825, 71892), (7020, 69895), (7988, 61425), (8190, 59910), (8775, 55916), (9100, 53919), (9450, 51922), (9828, 49925), (9985, 49140), (11700, 41937), (11982, 40950), (12285, 39940), (13650, 35946), (13979, 35100), (16380, 29955), (17550, 27958), (17973, 27300), (18900, 25961), (19970, 24570), (20475, 23964)]