31720164

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:357

約数の個数: 96

約数和(自身を含む): 90881280

約数和(自身を除く): 59161116

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 97, 102, 119, 194, 204, 229, 238, 291, 357, 388, 458, 476, 582, 679, 687, 714, 916, 1164, 1358, 1374, 1428, 1603, 1649, 2037, 2716, 2748, 3206, 3298, 3893, 4074, 4809, 4947, 6412, 6596, 7786, 8148, 9618, 9894, 11543, 11679, 15572, 19236, 19788, 22213, 23086, 23358, 27251, 34629, 44426, 46172, 46716, 54502, 66639, 69258, 81753, 88852, 109004, 133278, 138516, 155491, 163506, 266556, 310982, 327012, 377621, 466473, 621964, 755242, 932946, 1132863, 1510484, 1865892, 2265726, 2643347, 4531452, 5286694, 7930041, 10573388, 15860082, 31720164]

約数ペア:

[(1, 31720164), (2, 15860082), (3, 10573388), (4, 7930041), (6, 5286694), (7, 4531452), (12, 2643347), (14, 2265726), (17, 1865892), (21, 1510484), (28, 1132863), (34, 932946), (42, 755242), (51, 621964), (68, 466473), (84, 377621), (97, 327012), (102, 310982), (119, 266556), (194, 163506), (204, 155491), (229, 138516), (238, 133278), (291, 109004), (357, 88852), (388, 81753), (458, 69258), (476, 66639), (582, 54502), (679, 46716), (687, 46172), (714, 44426), (916, 34629), (1164, 27251), (1358, 23358), (1374, 23086), (1428, 22213), (1603, 19788), (1649, 19236), (2037, 15572), (2716, 11679), (2748, 11543), (3206, 9894), (3298, 9618), (3893, 8148), (4074, 7786), (4809, 6596), (4947, 6412)]