154985740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:168

約数の個数: 192

約数和(自身を含む): 429907968

約数和(自身を除く): 274922228

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 41, 52, 62, 65, 67, 70, 82, 91, 124, 130, 134, 140, 155, 164, 182, 205, 217, 260, 268, 287, 310, 335, 364, 403, 410, 434, 455, 469, 533, 574, 620, 670, 806, 820, 868, 871, 910, 938, 1066, 1085, 1148, 1271, 1340, 1435, 1612, 1742, 1820, 1876, 2015, 2077, 2132, 2170, 2345, 2542, 2665, 2747, 2821, 2870, 3484, 3731, 4030, 4154, 4340, 4355, 4690, 5084, 5330, 5494, 5642, 5740, 6097, 6355, 7462, 8060, 8308, 8710, 8897, 9380, 10385, 10660, 10988, 11284, 12194, 12710, 13735, 14105, 14539, 14924, 16523, 17420, 17794, 18655, 19229, 20770, 24388, 25420, 27001, 27470, 28210, 29078, 30485, 33046, 35588, 35711, 37310, 38458, 41540, 44485, 54002, 54940, 56420, 58156, 60970, 66092, 71422, 72695, 74620, 76916, 82615, 85157, 88970, 96145, 108004, 115661, 121940, 135005, 142844, 145390, 165230, 170314, 177940, 178555, 189007, 192290, 231322, 249977, 270010, 290780, 330460, 340628, 357110, 378014, 384580, 425785, 462644, 499954, 540020, 578305, 596099, 714220, 756028, 851570, 945035, 999908, 1107041, 1156610, 1192198, 1249885, 1703140, 1890070, 2214082, 2313220, 2384396, 2499770, 2980495, 3780140, 4428164, 4999540, 5535205, 5960990, 7749287, 11070410, 11921980, 15498574, 22140820, 30997148, 38746435, 77492870, 154985740]

約数ペア:

[(1, 154985740), (2, 77492870), (4, 38746435), (5, 30997148), (7, 22140820), (10, 15498574), (13, 11921980), (14, 11070410), (20, 7749287), (26, 5960990), (28, 5535205), (31, 4999540), (35, 4428164), (41, 3780140), (52, 2980495), (62, 2499770), (65, 2384396), (67, 2313220), (70, 2214082), (82, 1890070), (91, 1703140), (124, 1249885), (130, 1192198), (134, 1156610), (140, 1107041), (155, 999908), (164, 945035), (182, 851570), (205, 756028), (217, 714220), (260, 596099), (268, 578305), (287, 540020), (310, 499954), (335, 462644), (364, 425785), (403, 384580), (410, 378014), (434, 357110), (455, 340628), (469, 330460), (533, 290780), (574, 270010), (620, 249977), (670, 231322), (806, 192290), (820, 189007), (868, 178555), (871, 177940), (910, 170314), (938, 165230), (1066, 145390), (1085, 142844), (1148, 135005), (1271, 121940), (1340, 115661), (1435, 108004), (1612, 96145), (1742, 88970), (1820, 85157), (1876, 82615), (2015, 76916), (2077, 74620), (2132, 72695), (2170, 71422), (2345, 66092), (2542, 60970), (2665, 58156), (2747, 56420), (2821, 54940), (2870, 54002), (3484, 44485), (3731, 41540), (4030, 38458), (4154, 37310), (4340, 35711), (4355, 35588), (4690, 33046), (5084, 30485), (5330, 29078), (5494, 28210), (5642, 27470), (5740, 27001), (6097, 25420), (6355, 24388), (7462, 20770), (8060, 19229), (8308, 18655), (8710, 17794), (8897, 17420), (9380, 16523), (10385, 14924), (10660, 14539), (10988, 14105), (11284, 13735), (12194, 12710)]