172620840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2309}}^1$

素因数の和:2419

約数の個数: 128

約数和(自身を含む): 598752000

約数和(自身を除く): 426131160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 89, 105, 120, 140, 168, 178, 210, 267, 280, 356, 420, 445, 534, 623, 712, 840, 890, 1068, 1246, 1335, 1780, 1869, 2136, 2309, 2492, 2670, 3115, 3560, 3738, 4618, 4984, 5340, 6230, 6927, 7476, 9236, 9345, 10680, 11545, 12460, 13854, 14952, 16163, 18472, 18690, 23090, 24920, 27708, 32326, 34635, 37380, 46180, 48489, 55416, 64652, 69270, 74760, 80815, 92360, 96978, 129304, 138540, 161630, 193956, 205501, 242445, 277080, 323260, 387912, 411002, 484890, 616503, 646520, 822004, 969780, 1027505, 1233006, 1438507, 1644008, 1939560, 2055010, 2466012, 2877014, 3082515, 4110020, 4315521, 4932024, 5754028, 6165030, 7192535, 8220040, 8631042, 11508056, 12330060, 14385070, 17262084, 21577605, 24660120, 28770140, 34524168, 43155210, 57540280, 86310420, 172620840]

約数ペア:

[(1, 172620840), (2, 86310420), (3, 57540280), (4, 43155210), (5, 34524168), (6, 28770140), (7, 24660120), (8, 21577605), (10, 17262084), (12, 14385070), (14, 12330060), (15, 11508056), (20, 8631042), (21, 8220040), (24, 7192535), (28, 6165030), (30, 5754028), (35, 4932024), (40, 4315521), (42, 4110020), (56, 3082515), (60, 2877014), (70, 2466012), (84, 2055010), (89, 1939560), (105, 1644008), (120, 1438507), (140, 1233006), (168, 1027505), (178, 969780), (210, 822004), (267, 646520), (280, 616503), (356, 484890), (420, 411002), (445, 387912), (534, 323260), (623, 277080), (712, 242445), (840, 205501), (890, 193956), (1068, 161630), (1246, 138540), (1335, 129304), (1780, 96978), (1869, 92360), (2136, 80815), (2309, 74760), (2492, 69270), (2670, 64652), (3115, 55416), (3560, 48489), (3738, 46180), (4618, 37380), (4984, 34635), (5340, 32326), (6230, 27708), (6927, 24920), (7476, 23090), (9236, 18690), (9345, 18472), (10680, 16163), (11545, 14952), (12460, 13854)]