278740110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^2\times {\mathrm{227}}^1$

素因数の和:370

約数の個数: 96

約数和(自身を含む): 745220736

約数和(自身を除く): 466480626

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 61, 66, 110, 122, 165, 183, 227, 305, 330, 366, 454, 610, 671, 681, 915, 1135, 1342, 1362, 1830, 2013, 2270, 2497, 3355, 3405, 3721, 4026, 4994, 6710, 6810, 7442, 7491, 10065, 11163, 12485, 13847, 14982, 18605, 20130, 22326, 24970, 27694, 37210, 37455, 40931, 41541, 55815, 69235, 74910, 81862, 83082, 111630, 122793, 138470, 152317, 204655, 207705, 245586, 304634, 409310, 415410, 456951, 613965, 761585, 844667, 913902, 1227930, 1523170, 1689334, 2284755, 2534001, 4223335, 4569510, 5068002, 8446670, 9291337, 12670005, 18582674, 25340010, 27874011, 46456685, 55748022, 92913370, 139370055, 278740110]

約数ペア:

[(1, 278740110), (2, 139370055), (3, 92913370), (5, 55748022), (6, 46456685), (10, 27874011), (11, 25340010), (15, 18582674), (22, 12670005), (30, 9291337), (33, 8446670), (55, 5068002), (61, 4569510), (66, 4223335), (110, 2534001), (122, 2284755), (165, 1689334), (183, 1523170), (227, 1227930), (305, 913902), (330, 844667), (366, 761585), (454, 613965), (610, 456951), (671, 415410), (681, 409310), (915, 304634), (1135, 245586), (1342, 207705), (1362, 204655), (1830, 152317), (2013, 138470), (2270, 122793), (2497, 111630), (3355, 83082), (3405, 81862), (3721, 74910), (4026, 69235), (4994, 55815), (6710, 41541), (6810, 40931), (7442, 37455), (7491, 37210), (10065, 27694), (11163, 24970), (12485, 22326), (13847, 20130), (14982, 18605)]