128988972

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{83}}^1\times {\mathrm{881}}^1$

素因数の和:988

約数の個数: 108

約数和(自身を含む): 384294456

約数和(自身を除く): 255305484

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 83, 84, 98, 126, 147, 166, 196, 249, 252, 294, 332, 441, 498, 581, 588, 747, 881, 882, 996, 1162, 1494, 1743, 1762, 1764, 2324, 2643, 2988, 3486, 3524, 4067, 5229, 5286, 6167, 6972, 7929, 8134, 10458, 10572, 12201, 12334, 15858, 16268, 18501, 20916, 24402, 24668, 31716, 36603, 37002, 43169, 48804, 55503, 73123, 73206, 74004, 86338, 111006, 129507, 146246, 146412, 172676, 219369, 222012, 259014, 292492, 388521, 438738, 511861, 518028, 658107, 777042, 877476, 1023722, 1316214, 1535583, 1554084, 2047444, 2632428, 3071166, 3583027, 4606749, 6142332, 7166054, 9213498, 10749081, 14332108, 18426996, 21498162, 32247243, 42996324, 64494486, 128988972]

約数ペア:

[(1, 128988972), (2, 64494486), (3, 42996324), (4, 32247243), (6, 21498162), (7, 18426996), (9, 14332108), (12, 10749081), (14, 9213498), (18, 7166054), (21, 6142332), (28, 4606749), (36, 3583027), (42, 3071166), (49, 2632428), (63, 2047444), (83, 1554084), (84, 1535583), (98, 1316214), (126, 1023722), (147, 877476), (166, 777042), (196, 658107), (249, 518028), (252, 511861), (294, 438738), (332, 388521), (441, 292492), (498, 259014), (581, 222012), (588, 219369), (747, 172676), (881, 146412), (882, 146246), (996, 129507), (1162, 111006), (1494, 86338), (1743, 74004), (1762, 73206), (1764, 73123), (2324, 55503), (2643, 48804), (2988, 43169), (3486, 37002), (3524, 36603), (4067, 31716), (5229, 24668), (5286, 24402), (6167, 20916), (6972, 18501), (7929, 16268), (8134, 15858), (10458, 12334), (10572, 12201)]