1977995520

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1667}}^1$

素因数の和:1797

約数の個数: 216

約数和(自身を含む): 6914246976

約数和(自身を除く): 4936251456

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 103, 120, 128, 144, 160, 180, 192, 206, 240, 256, 288, 309, 320, 360, 384, 412, 480, 515, 576, 618, 640, 720, 768, 824, 927, 960, 1030, 1152, 1236, 1280, 1440, 1545, 1648, 1667, 1854, 1920, 2060, 2304, 2472, 2880, 3090, 3296, 3334, 3708, 3840, 4120, 4635, 4944, 5001, 5760, 6180, 6592, 6668, 7416, 8240, 8335, 9270, 9888, 10002, 11520, 12360, 13184, 13336, 14832, 15003, 16480, 16670, 18540, 19776, 20004, 24720, 25005, 26368, 26672, 29664, 30006, 32960, 33340, 37080, 39552, 40008, 49440, 50010, 53344, 59328, 60012, 65920, 66680, 74160, 75015, 79104, 80016, 98880, 100020, 106688, 118656, 120024, 131840, 133360, 148320, 150030, 160032, 171701, 197760, 200040, 213376, 237312, 240048, 266720, 296640, 300060, 320064, 343402, 395520, 400080, 426752, 480096, 515103, 533440, 593280, 600120, 640128, 686804, 800160, 858505, 960192, 1030206, 1066880, 1186560, 1200240, 1280256, 1373608, 1545309, 1600320, 1717010, 1920384, 2060412, 2133760, 2400480, 2575515, 2747216, 3090618, 3200640, 3434020, 3840768, 4120824, 4800960, 5151030, 5494432, 6181236, 6401280, 6868040, 7726545, 8241648, 9601920, 10302060, 10988864, 12362472, 13736080, 15453090, 16483296, 19203840, 20604120, 21977728, 24724944, 27472160, 30906180, 32966592, 41208240, 43955456, 49449888, 54944320, 61812360, 65933184, 82416480, 98899776, 109888640, 123624720, 131866368, 164832960, 197799552, 219777280, 247249440, 329665920, 395599104, 494498880, 659331840, 988997760, 1977995520]

約数ペア:

[(1, 1977995520), (2, 988997760), (3, 659331840), (4, 494498880), (5, 395599104), (6, 329665920), (8, 247249440), (9, 219777280), (10, 197799552), (12, 164832960), (15, 131866368), (16, 123624720), (18, 109888640), (20, 98899776), (24, 82416480), (30, 65933184), (32, 61812360), (36, 54944320), (40, 49449888), (45, 43955456), (48, 41208240), (60, 32966592), (64, 30906180), (72, 27472160), (80, 24724944), (90, 21977728), (96, 20604120), (103, 19203840), (120, 16483296), (128, 15453090), (144, 13736080), (160, 12362472), (180, 10988864), (192, 10302060), (206, 9601920), (240, 8241648), (256, 7726545), (288, 6868040), (309, 6401280), (320, 6181236), (360, 5494432), (384, 5151030), (412, 4800960), (480, 4120824), (515, 3840768), (576, 3434020), (618, 3200640), (640, 3090618), (720, 2747216), (768, 2575515), (824, 2400480), (927, 2133760), (960, 2060412), (1030, 1920384), (1152, 1717010), (1236, 1600320), (1280, 1545309), (1440, 1373608), (1545, 1280256), (1648, 1200240), (1667, 1186560), (1854, 1066880), (1920, 1030206), (2060, 960192), (2304, 858505), (2472, 800160), (2880, 686804), (3090, 640128), (3296, 600120), (3334, 593280), (3708, 533440), (3840, 515103), (4120, 480096), (4635, 426752), (4944, 400080), (5001, 395520), (5760, 343402), (6180, 320064), (6592, 300060), (6668, 296640), (7416, 266720), (8240, 240048), (8335, 237312), (9270, 213376), (9888, 200040), (10002, 197760), (11520, 171701), (12360, 160032), (13184, 150030), (13336, 148320), (14832, 133360), (15003, 131840), (16480, 120024), (16670, 118656), (18540, 106688), (19776, 100020), (20004, 98880), (24720, 80016), (25005, 79104), (26368, 75015), (26672, 74160), (29664, 66680), (30006, 65920), (32960, 60012), (33340, 59328), (37080, 53344), (39552, 50010), (40008, 49440)]