28349160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{33749}}^1$

素因数の和:33770

約数の個数: 64

約数和(自身を含む): 97200000

約数和(自身を除く): 68850840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 33749, 67498, 101247, 134996, 168745, 202494, 236243, 269992, 337490, 404988, 472486, 506235, 674980, 708729, 809976, 944972, 1012470, 1181215, 1349960, 1417458, 1889944, 2024940, 2362430, 2834916, 3543645, 4049880, 4724860, 5669832, 7087290, 9449720, 14174580, 28349160]

約数ペア:

[(1, 28349160), (2, 14174580), (3, 9449720), (4, 7087290), (5, 5669832), (6, 4724860), (7, 4049880), (8, 3543645), (10, 2834916), (12, 2362430), (14, 2024940), (15, 1889944), (20, 1417458), (21, 1349960), (24, 1181215), (28, 1012470), (30, 944972), (35, 809976), (40, 708729), (42, 674980), (56, 506235), (60, 472486), (70, 404988), (84, 337490), (105, 269992), (120, 236243), (140, 202494), (168, 168745), (210, 134996), (280, 101247), (420, 67498), (840, 33749)]