838278540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:253

約数の個数: 288

約数和(自身を含む): 2887073280

約数和(自身を除く): 2048794740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 67, 71, 89, 90, 99, 110, 132, 134, 142, 165, 178, 180, 198, 201, 213, 220, 267, 268, 284, 330, 335, 355, 356, 396, 402, 426, 445, 495, 534, 603, 639, 660, 670, 710, 737, 781, 801, 804, 852, 890, 979, 990, 1005, 1065, 1068, 1206, 1278, 1335, 1340, 1420, 1474, 1562, 1602, 1780, 1958, 1980, 2010, 2130, 2211, 2343, 2412, 2556, 2670, 2937, 2948, 3015, 3124, 3195, 3204, 3685, 3905, 3916, 4005, 4020, 4260, 4422, 4686, 4757, 4895, 5340, 5874, 5963, 6030, 6319, 6390, 6633, 7029, 7370, 7810, 8010, 8811, 8844, 9372, 9514, 9790, 11055, 11715, 11748, 11926, 12060, 12638, 12780, 13266, 14058, 14271, 14685, 14740, 15620, 16020, 17622, 17889, 18957, 19028, 19580, 22110, 23430, 23785, 23852, 25276, 26532, 28116, 28542, 29370, 29815, 31595, 33165, 35145, 35244, 35778, 37914, 42813, 44055, 44220, 46860, 47570, 52327, 53667, 56871, 57084, 58740, 59630, 63190, 65593, 66330, 69509, 70290, 71355, 71556, 75828, 85626, 88110, 89445, 94785, 95140, 104654, 107334, 113742, 119260, 126380, 131186, 132660, 139018, 140580, 142710, 156981, 171252, 176220, 178890, 189570, 196779, 208527, 209308, 214065, 214668, 227484, 261635, 262372, 268335, 278036, 284355, 285420, 313962, 327965, 347545, 357780, 379140, 393558, 417054, 423373, 428130, 470943, 523270, 536670, 568710, 590337, 625581, 627924, 655930, 695090, 784905, 787116, 834108, 846746, 856260, 941886, 983895, 1042635, 1046540, 1073340, 1137420, 1180674, 1251162, 1270119, 1311860, 1390180, 1569810, 1693492, 1883772, 1967790, 2085270, 2116865, 2354715, 2361348, 2502324, 2540238, 2951685, 3127905, 3139620, 3810357, 3935580, 4170540, 4233730, 4657103, 4709430, 5080476, 5903370, 6255810, 6350595, 7620714, 8467460, 9314206, 9418860, 11806740, 12511620, 12701190, 13971309, 15241428, 18628412, 19051785, 23285515, 25402380, 27942618, 38103570, 41913927, 46571030, 55885236, 69856545, 76207140, 83827854, 93142060, 139713090, 167655708, 209569635, 279426180, 419139270, 838278540]

約数ペア:

[(1, 838278540), (2, 419139270), (3, 279426180), (4, 209569635), (5, 167655708), (6, 139713090), (9, 93142060), (10, 83827854), (11, 76207140), (12, 69856545), (15, 55885236), (18, 46571030), (20, 41913927), (22, 38103570), (30, 27942618), (33, 25402380), (36, 23285515), (44, 19051785), (45, 18628412), (55, 15241428), (60, 13971309), (66, 12701190), (67, 12511620), (71, 11806740), (89, 9418860), (90, 9314206), (99, 8467460), (110, 7620714), (132, 6350595), (134, 6255810), (142, 5903370), (165, 5080476), (178, 4709430), (180, 4657103), (198, 4233730), (201, 4170540), (213, 3935580), (220, 3810357), (267, 3139620), (268, 3127905), (284, 2951685), (330, 2540238), (335, 2502324), (355, 2361348), (356, 2354715), (396, 2116865), (402, 2085270), (426, 1967790), (445, 1883772), (495, 1693492), (534, 1569810), (603, 1390180), (639, 1311860), (660, 1270119), (670, 1251162), (710, 1180674), (737, 1137420), (781, 1073340), (801, 1046540), (804, 1042635), (852, 983895), (890, 941886), (979, 856260), (990, 846746), (1005, 834108), (1065, 787116), (1068, 784905), (1206, 695090), (1278, 655930), (1335, 627924), (1340, 625581), (1420, 590337), (1474, 568710), (1562, 536670), (1602, 523270), (1780, 470943), (1958, 428130), (1980, 423373), (2010, 417054), (2130, 393558), (2211, 379140), (2343, 357780), (2412, 347545), (2556, 327965), (2670, 313962), (2937, 285420), (2948, 284355), (3015, 278036), (3124, 268335), (3195, 262372), (3204, 261635), (3685, 227484), (3905, 214668), (3916, 214065), (4005, 209308), (4020, 208527), (4260, 196779), (4422, 189570), (4686, 178890), (4757, 176220), (4895, 171252), (5340, 156981), (5874, 142710), (5963, 140580), (6030, 139018), (6319, 132660), (6390, 131186), (6633, 126380), (7029, 119260), (7370, 113742), (7810, 107334), (8010, 104654), (8811, 95140), (8844, 94785), (9372, 89445), (9514, 88110), (9790, 85626), (11055, 75828), (11715, 71556), (11748, 71355), (11926, 70290), (12060, 69509), (12638, 66330), (12780, 65593), (13266, 63190), (14058, 59630), (14271, 58740), (14685, 57084), (14740, 56871), (15620, 53667), (16020, 52327), (17622, 47570), (17889, 46860), (18957, 44220), (19028, 44055), (19580, 42813), (22110, 37914), (23430, 35778), (23785, 35244), (23852, 35145), (25276, 33165), (26532, 31595), (28116, 29815), (28542, 29370)]