208840560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{870169}}^1$

素因数の和:870185

約数の個数: 40

約数和(自身を含む): 647406480

約数和(自身を除く): 438565920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 870169, 1740338, 2610507, 3480676, 4350845, 5221014, 6961352, 8701690, 10442028, 13052535, 13922704, 17403380, 20884056, 26105070, 34806760, 41768112, 52210140, 69613520, 104420280, 208840560]

約数ペア:

[(1, 208840560), (2, 104420280), (3, 69613520), (4, 52210140), (5, 41768112), (6, 34806760), (8, 26105070), (10, 20884056), (12, 17403380), (15, 13922704), (16, 13052535), (20, 10442028), (24, 8701690), (30, 6961352), (40, 5221014), (48, 4350845), (60, 3480676), (80, 2610507), (120, 1740338), (240, 870169)]