20724777360

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{587437}}^1$

素因数の和:587470

約数の個数: 180

約数和(自身を含む): 80964229788

約数和(自身を除く): 60239452428

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3920, 4410, 5040, 5880, 7056, 8820, 11760, 17640, 35280, 587437, 1174874, 1762311, 2349748, 2937185, 3524622, 4112059, 4699496, 5286933, 5874370, 7049244, 8224118, 8811555, 9398992, 10573866, 11748740, 12336177, 14098488, 16448236, 17623110, 20560295, 21147732, 23497480, 24672354, 26434665, 28196976, 28784413, 32896472, 35246220, 37008531, 41120590, 42295464, 46994960, 49344708, 52869330, 57568826, 61680885, 65792944, 70492440, 74017062, 82241180, 84590928, 86353239, 98689416, 105738660, 115137652, 123361770, 140984880, 143922065, 148034124, 164482360, 172706478, 185042655, 197378832, 211477320, 230275304, 246723540, 259059717, 287844130, 296068248, 328964720, 345412956, 370085310, 422954640, 431766195, 460550608, 493447080, 518119434, 575688260, 592136496, 690825912, 740170620, 863532390, 986894160, 1036238868, 1151376520, 1295298585, 1381651824, 1480341240, 1727064780, 2072477736, 2302753040, 2590597170, 2960682480, 3454129560, 4144955472, 5181194340, 6908259120, 10362388680, 20724777360]

約数ペア:

[(1, 20724777360), (2, 10362388680), (3, 6908259120), (4, 5181194340), (5, 4144955472), (6, 3454129560), (7, 2960682480), (8, 2590597170), (9, 2302753040), (10, 2072477736), (12, 1727064780), (14, 1480341240), (15, 1381651824), (16, 1295298585), (18, 1151376520), (20, 1036238868), (21, 986894160), (24, 863532390), (28, 740170620), (30, 690825912), (35, 592136496), (36, 575688260), (40, 518119434), (42, 493447080), (45, 460550608), (48, 431766195), (49, 422954640), (56, 370085310), (60, 345412956), (63, 328964720), (70, 296068248), (72, 287844130), (80, 259059717), (84, 246723540), (90, 230275304), (98, 211477320), (105, 197378832), (112, 185042655), (120, 172706478), (126, 164482360), (140, 148034124), (144, 143922065), (147, 140984880), (168, 123361770), (180, 115137652), (196, 105738660), (210, 98689416), (240, 86353239), (245, 84590928), (252, 82241180), (280, 74017062), (294, 70492440), (315, 65792944), (336, 61680885), (360, 57568826), (392, 52869330), (420, 49344708), (441, 46994960), (490, 42295464), (504, 41120590), (560, 37008531), (588, 35246220), (630, 32896472), (720, 28784413), (735, 28196976), (784, 26434665), (840, 24672354), (882, 23497480), (980, 21147732), (1008, 20560295), (1176, 17623110), (1260, 16448236), (1470, 14098488), (1680, 12336177), (1764, 11748740), (1960, 10573866), (2205, 9398992), (2352, 8811555), (2520, 8224118), (2940, 7049244), (3528, 5874370), (3920, 5286933), (4410, 4699496), (5040, 4112059), (5880, 3524622), (7056, 2937185), (8820, 2349748), (11760, 1762311), (17640, 1174874), (35280, 587437)]