16388820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13007}}^1$

素因数の和:13029

約数の個数: 72

約数和(自身を含む): 56818944

約数和(自身を除く): 40430124

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 13007, 26014, 39021, 52028, 65035, 78042, 91049, 117063, 130070, 156084, 182098, 195105, 234126, 260140, 273147, 364196, 390210, 455245, 468252, 546294, 585315, 780420, 819441, 910490, 1092588, 1170630, 1365735, 1638882, 1820980, 2341260, 2731470, 3277764, 4097205, 5462940, 8194410, 16388820]

約数ペア:

[(1, 16388820), (2, 8194410), (3, 5462940), (4, 4097205), (5, 3277764), (6, 2731470), (7, 2341260), (9, 1820980), (10, 1638882), (12, 1365735), (14, 1170630), (15, 1092588), (18, 910490), (20, 819441), (21, 780420), (28, 585315), (30, 546294), (35, 468252), (36, 455245), (42, 390210), (45, 364196), (60, 273147), (63, 260140), (70, 234126), (84, 195105), (90, 182098), (105, 156084), (126, 130070), (140, 117063), (180, 91049), (210, 78042), (252, 65035), (315, 52028), (420, 39021), (630, 26014), (1260, 13007)]