210285540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61487}}^1$

素因数の和:61521

約数の個数: 72

約数和(自身を含む): 671448960

約数和(自身を除く): 461163420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 61487, 122974, 184461, 245948, 307435, 368922, 553383, 614870, 737844, 922305, 1106766, 1168253, 1229740, 1844610, 2213532, 2336506, 2766915, 3504759, 3689220, 4673012, 5533830, 5841265, 7009518, 10514277, 11067660, 11682530, 14019036, 17523795, 21028554, 23365060, 35047590, 42057108, 52571385, 70095180, 105142770, 210285540]

約数ペア:

[(1, 210285540), (2, 105142770), (3, 70095180), (4, 52571385), (5, 42057108), (6, 35047590), (9, 23365060), (10, 21028554), (12, 17523795), (15, 14019036), (18, 11682530), (19, 11067660), (20, 10514277), (30, 7009518), (36, 5841265), (38, 5533830), (45, 4673012), (57, 3689220), (60, 3504759), (76, 2766915), (90, 2336506), (95, 2213532), (114, 1844610), (171, 1229740), (180, 1168253), (190, 1106766), (228, 922305), (285, 737844), (342, 614870), (380, 553383), (570, 368922), (684, 307435), (855, 245948), (1140, 184461), (1710, 122974), (3420, 61487)]