155295972

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1987}}^1$

素因数の和:2177

約数の個数: 72

約数和(自身を含む): 425495616

約数和(自身を除く): 270199644

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, 1987, 2004, 2171, 3006, 3974, 4342, 5961, 6012, 6513, 7948, 8684, 11922, 13026, 17883, 19539, 23844, 25831, 26052, 35766, 39078, 51662, 71532, 77493, 78156, 103324, 154986, 232479, 309972, 331829, 464958, 663658, 929916, 995487, 1327316, 1990974, 2986461, 3981948, 4313777, 5972922, 8627554, 11945844, 12941331, 17255108, 25882662, 38823993, 51765324, 77647986, 155295972]

約数ペア:

[(1, 155295972), (2, 77647986), (3, 51765324), (4, 38823993), (6, 25882662), (9, 17255108), (12, 12941331), (13, 11945844), (18, 8627554), (26, 5972922), (36, 4313777), (39, 3981948), (52, 2986461), (78, 1990974), (117, 1327316), (156, 995487), (167, 929916), (234, 663658), (334, 464958), (468, 331829), (501, 309972), (668, 232479), (1002, 154986), (1503, 103324), (1987, 78156), (2004, 77493), (2171, 71532), (3006, 51662), (3974, 39078), (4342, 35766), (5961, 26052), (6012, 25831), (6513, 23844), (7948, 19539), (8684, 17883), (11922, 13026)]