178435980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5417}}^1$

素因数の和:5496

約数の個数: 96

約数和(自身を含む): 564338880

約数和(自身を除く): 385902900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 90, 108, 122, 135, 180, 183, 244, 270, 305, 366, 540, 549, 610, 732, 915, 1098, 1220, 1647, 1830, 2196, 2745, 3294, 3660, 5417, 5490, 6588, 8235, 10834, 10980, 16251, 16470, 21668, 27085, 32502, 32940, 48753, 54170, 65004, 81255, 97506, 108340, 146259, 162510, 195012, 243765, 292518, 325020, 330437, 487530, 585036, 660874, 731295, 975060, 991311, 1321748, 1462590, 1652185, 1982622, 2925180, 2973933, 3304370, 3965244, 4956555, 5947866, 6608740, 8921799, 9913110, 11895732, 14869665, 17843598, 19826220, 29739330, 35687196, 44608995, 59478660, 89217990, 178435980]

約数ペア:

[(1, 178435980), (2, 89217990), (3, 59478660), (4, 44608995), (5, 35687196), (6, 29739330), (9, 19826220), (10, 17843598), (12, 14869665), (15, 11895732), (18, 9913110), (20, 8921799), (27, 6608740), (30, 5947866), (36, 4956555), (45, 3965244), (54, 3304370), (60, 2973933), (61, 2925180), (90, 1982622), (108, 1652185), (122, 1462590), (135, 1321748), (180, 991311), (183, 975060), (244, 731295), (270, 660874), (305, 585036), (366, 487530), (540, 330437), (549, 325020), (610, 292518), (732, 243765), (915, 195012), (1098, 162510), (1220, 146259), (1647, 108340), (1830, 97506), (2196, 81255), (2745, 65004), (3294, 54170), (3660, 48753), (5417, 32940), (5490, 32502), (6588, 27085), (8235, 21668), (10834, 16470), (10980, 16251)]