156233844

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1999}}^1$

素因数の和:2189

約数の個数: 72

約数和(自身を含む): 428064000

約数和(自身を除く): 271830156

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 167, 234, 334, 468, 501, 668, 1002, 1503, 1999, 2004, 2171, 3006, 3998, 4342, 5997, 6012, 6513, 7996, 8684, 11994, 13026, 17991, 19539, 23988, 25987, 26052, 35982, 39078, 51974, 71964, 77961, 78156, 103948, 155922, 233883, 311844, 333833, 467766, 667666, 935532, 1001499, 1335332, 2002998, 3004497, 4005996, 4339829, 6008994, 8679658, 12017988, 13019487, 17359316, 26038974, 39058461, 52077948, 78116922, 156233844]

約数ペア:

[(1, 156233844), (2, 78116922), (3, 52077948), (4, 39058461), (6, 26038974), (9, 17359316), (12, 13019487), (13, 12017988), (18, 8679658), (26, 6008994), (36, 4339829), (39, 4005996), (52, 3004497), (78, 2002998), (117, 1335332), (156, 1001499), (167, 935532), (234, 667666), (334, 467766), (468, 333833), (501, 311844), (668, 233883), (1002, 155922), (1503, 103948), (1999, 78156), (2004, 77961), (2171, 71964), (3006, 51974), (3998, 39078), (4342, 35982), (5997, 26052), (6012, 25987), (6513, 23988), (7996, 19539), (8684, 17991), (11994, 13026)]