123171120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{347}}^1$

素因数の和:412

約数の個数: 240

約数和(自身を含む): 454390560

約数和(自身を除く): 331219440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 29, 30, 34, 36, 40, 45, 48, 51, 58, 60, 68, 72, 80, 85, 87, 90, 102, 116, 120, 136, 144, 145, 153, 170, 174, 180, 204, 232, 240, 255, 261, 272, 290, 306, 340, 347, 348, 360, 408, 435, 464, 493, 510, 522, 580, 612, 680, 694, 696, 720, 765, 816, 870, 986, 1020, 1041, 1044, 1160, 1224, 1305, 1360, 1388, 1392, 1479, 1530, 1735, 1740, 1972, 2040, 2082, 2088, 2320, 2448, 2465, 2610, 2776, 2958, 3060, 3123, 3470, 3480, 3944, 4080, 4164, 4176, 4437, 4930, 5205, 5220, 5552, 5899, 5916, 6120, 6246, 6940, 6960, 7395, 7888, 8328, 8874, 9860, 10063, 10410, 10440, 11798, 11832, 12240, 12492, 13880, 14790, 15615, 16656, 17697, 17748, 19720, 20126, 20820, 20880, 22185, 23596, 23664, 24984, 27760, 29495, 29580, 30189, 31230, 35394, 35496, 39440, 40252, 41640, 44370, 47192, 49968, 50315, 53091, 58990, 59160, 60378, 62460, 70788, 70992, 80504, 83280, 88485, 88740, 90567, 94384, 100630, 106182, 117980, 118320, 120756, 124920, 141576, 150945, 161008, 171071, 176970, 177480, 181134, 201260, 212364, 235960, 241512, 249840, 265455, 283152, 301890, 342142, 353940, 354960, 362268, 402520, 424728, 452835, 471920, 483024, 513213, 530910, 603780, 684284, 707880, 724536, 805040, 849456, 855355, 905670, 1026426, 1061820, 1207560, 1368568, 1415760, 1449072, 1539639, 1710710, 1811340, 2052852, 2123640, 2415120, 2566065, 2737136, 3079278, 3421420, 3622680, 4105704, 4247280, 5132130, 6158556, 6842840, 7245360, 7698195, 8211408, 10264260, 12317112, 13685680, 15396390, 20528520, 24634224, 30792780, 41057040, 61585560, 123171120]

約数ペア:

[(1, 123171120), (2, 61585560), (3, 41057040), (4, 30792780), (5, 24634224), (6, 20528520), (8, 15396390), (9, 13685680), (10, 12317112), (12, 10264260), (15, 8211408), (16, 7698195), (17, 7245360), (18, 6842840), (20, 6158556), (24, 5132130), (29, 4247280), (30, 4105704), (34, 3622680), (36, 3421420), (40, 3079278), (45, 2737136), (48, 2566065), (51, 2415120), (58, 2123640), (60, 2052852), (68, 1811340), (72, 1710710), (80, 1539639), (85, 1449072), (87, 1415760), (90, 1368568), (102, 1207560), (116, 1061820), (120, 1026426), (136, 905670), (144, 855355), (145, 849456), (153, 805040), (170, 724536), (174, 707880), (180, 684284), (204, 603780), (232, 530910), (240, 513213), (255, 483024), (261, 471920), (272, 452835), (290, 424728), (306, 402520), (340, 362268), (347, 354960), (348, 353940), (360, 342142), (408, 301890), (435, 283152), (464, 265455), (493, 249840), (510, 241512), (522, 235960), (580, 212364), (612, 201260), (680, 181134), (694, 177480), (696, 176970), (720, 171071), (765, 161008), (816, 150945), (870, 141576), (986, 124920), (1020, 120756), (1041, 118320), (1044, 117980), (1160, 106182), (1224, 100630), (1305, 94384), (1360, 90567), (1388, 88740), (1392, 88485), (1479, 83280), (1530, 80504), (1735, 70992), (1740, 70788), (1972, 62460), (2040, 60378), (2082, 59160), (2088, 58990), (2320, 53091), (2448, 50315), (2465, 49968), (2610, 47192), (2776, 44370), (2958, 41640), (3060, 40252), (3123, 39440), (3470, 35496), (3480, 35394), (3944, 31230), (4080, 30189), (4164, 29580), (4176, 29495), (4437, 27760), (4930, 24984), (5205, 23664), (5220, 23596), (5552, 22185), (5899, 20880), (5916, 20820), (6120, 20126), (6246, 19720), (6940, 17748), (6960, 17697), (7395, 16656), (7888, 15615), (8328, 14790), (8874, 13880), (9860, 12492), (10063, 12240), (10410, 11832), (10440, 11798)]