156974380120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1021}}^1\times {\mathrm{2273}}^1$

素因数の和:3413

約数の個数: 128

約数和(自身を含む): 376492536000

約数和(自身を除く): 219518155880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 89, 95, 152, 178, 190, 356, 380, 445, 712, 760, 890, 1021, 1691, 1780, 2042, 2273, 3382, 3560, 4084, 4546, 5105, 6764, 8168, 8455, 9092, 10210, 11365, 13528, 16910, 18184, 19399, 20420, 22730, 33820, 38798, 40840, 43187, 45460, 67640, 77596, 86374, 90869, 90920, 96995, 155192, 172748, 181738, 193990, 202297, 215935, 345496, 363476, 387980, 404594, 431870, 454345, 726952, 775960, 809188, 863740, 908690, 1011485, 1618376, 1726511, 1727480, 1817380, 2022970, 2320733, 3453022, 3634760, 3843643, 4045940, 4641466, 6906044, 7687286, 8091880, 8632555, 9282932, 11603665, 13812088, 15374572, 17265110, 18565864, 19218215, 23207330, 30749144, 34530220, 38436430, 44093927, 46414660, 69060440, 76872860, 88187854, 92829320, 153745720, 176375708, 206545237, 220469635, 352751416, 413090474, 440939270, 826180948, 881878540, 1032726185, 1652361896, 1763757080, 2065452370, 3924359503, 4130904740, 7848719006, 8261809480, 15697438012, 19621797515, 31394876024, 39243595030, 78487190060, 156974380120]

約数ペア:

[(1, 156974380120), (2, 78487190060), (4, 39243595030), (5, 31394876024), (8, 19621797515), (10, 15697438012), (19, 8261809480), (20, 7848719006), (38, 4130904740), (40, 3924359503), (76, 2065452370), (89, 1763757080), (95, 1652361896), (152, 1032726185), (178, 881878540), (190, 826180948), (356, 440939270), (380, 413090474), (445, 352751416), (712, 220469635), (760, 206545237), (890, 176375708), (1021, 153745720), (1691, 92829320), (1780, 88187854), (2042, 76872860), (2273, 69060440), (3382, 46414660), (3560, 44093927), (4084, 38436430), (4546, 34530220), (5105, 30749144), (6764, 23207330), (8168, 19218215), (8455, 18565864), (9092, 17265110), (10210, 15374572), (11365, 13812088), (13528, 11603665), (16910, 9282932), (18184, 8632555), (19399, 8091880), (20420, 7687286), (22730, 6906044), (33820, 4641466), (38798, 4045940), (40840, 3843643), (43187, 3634760), (45460, 3453022), (67640, 2320733), (77596, 2022970), (86374, 1817380), (90869, 1727480), (90920, 1726511), (96995, 1618376), (155192, 1011485), (172748, 908690), (181738, 863740), (193990, 809188), (202297, 775960), (215935, 726952), (345496, 454345), (363476, 431870), (387980, 404594)]